Related Articles

Prevalence of complexity in primary care and its associated factors: A Singapore experience

As Singapore’s population ages, the incidence of non-communicable chronic diseases will rise in tandem.1 There exists a subset of individuals, oftentimes elderly with multiple chronic conditions, whose care needs are particularly complex.2 While there is no universal definition of a person with complex needs, these individuals have been found...

Exploring the perspectives of child health strategy stakeholders on resilience and well-being in children and youths in Singapore: A qualitative study

Dear Editor, Resilience has been defined as the capacity of a dynamic system to adapt well to potential threats,1 while mitigating the negative impact of behavioural and physiological changes due to chronic stress,2 and the resumption of positive functioning thereafter.3 Resilience enables one to adapt positively to adversities in life...

COVID-19 residual symptoms and adverse drug reactions after oral antiviral therapy in the Singapore primary care setting

Dear Editor, The COVID-19 pandemic remains a significant public health threat with over 7 million deaths worldwide (as of 14 January 2024).1 In Singapore, oral antivirals (OAVs) nirmatrelvir/ritonavir and molnupiravir were approved in 2022 for treating mild-to-moderate COVID-19 in adults at risk of progression to severe disease.2,3 Clinical trials in...

Enhancing care in nursing homes: Qualitative insights from the ENHANCE programme

Dear Editor, Empower Nursing Homes And improve staNdards of CarE (ENHANCE) was a pilot programme introduced by Sengkang General Hospital to address the challenges faced by Singapore’s ageing population. With nearly 1 in 4 Singaporeans projected to be aged 65 years and above by 2030, the demand for effective long-term...

Pharmacogenomics in psychiatry: Practice recommendations from an Asian perspective (2024)

Pharmacogenomic testing in psychiatry is an emerging area with the potential clinical application of guiding medication choice and dosing. Interest in this area has been fanned by commercial pharmacogenomic providers, who have commonly marketed multiple-gene or combinatorial panels that are direct-to-consumer tests. However, this has not been adopted widely...

The promise and challenges of pharmacogenomics in psychiatry

Pharmacogenomics (PGx) is an expanding field within precision medicine that is poised to play a crucial role in optimising patient outcomes, particularly in the realm of psychiatry. The remission rate for the initial antidepressant prescribed in the Sequenced Treatment Alternatives to Relieve Depression (STAR*D) trial was only approximately 30%,...

Traction alopecia in women: An under-recognised cause of hair loss

Dear Editor, Alopecia ranks among the most common clinical complaints encountered by dermatologists.1 In particular, affected women often experience great psycho-emotional stress leading to a reduction in quality of life.2 We conducted a prospective epidemiological study conducted over 77 weeks from 1 August 2022 to 23 January 2024 at an outpatient...

Journey towards a smoke-free nation

“A journey of a thousand miles begins with a single step.” Singapore’s journey towards a smoke-free society started early in the 1970s when legislations were introduced to restrict smoking in certain public spaces and ban tobacco advertising.1 The National Smoking Control Programme was launched in 1986 with important objectives...

Factors influencing smoking cessation: Insights from Singapore’s nationwide health and lifestyle survey

The global prevalence of smoking has declined over the years. According to authors utilising data from the Global Burden of Disease, Injuries, and Risk Factors Study, from 1990 to 2020, the number of male smokers fell by 27.2%, whereas female smokers fell by 37.9%.1 Moreover, the decline in smoking...

Automated Cobb angle measurement in scoliosis radiographs: A deep learning approach for screening

Dear Editor, Adolescent idiopathic scoliosis is the most common paediatric spinal deformity, impacting 1 in 300 children.1 In Singapore and other countries, national screening programmes have been established to detect scoliosis early, with the aim of using bracing to prevent progression to moderate or severe scoliosis, which may require surgical...

Facing death alone: An exploration of terminally ill individuals living alone in palliative care

Dear Editor, Home palliative care clinicians provide end-of-life care for patients from diverse social and economic backgrounds. They include patients who live alone—a single-person household.1 Auon et al. found that 7–12% of patients under palliative care lived alone for more than a year.3 Demographic trends increasingly highlight this group to...

Mental wellness and health-related quality of life of young adult survivors of childhood cancer in Singapore

Advancements in technology and cancer treatments have improved childhood cancer survival rates, with up to 85% surviving 5 years or more.1 The Malaysia-Singapore Leukaemia Study Group reported an improvement in overall 5-year survival for the past 20 years in Singapore, from 69% to 91% for acute lymphoblastic leukaemia, which...

Evolving landscape of sports injuries and recommendations on injury preventions: A retrospective analysis in Singapore

Dear Editor, Sports have become increasingly integral to the daily lives of Singaporeans. According to the National Sport and Exercise Participation Survey, the percentage of Singaporeans exercising weekly rose from 54% in 2015 to 73% in 2023.1 While this surge in sports activities brings numerous health benefits, it also results...

Transcranial magnetic stimulation in psychiatry: A Singapore perspective

The use of repetitive transcranial magnetic stimulation (rTMS) for major depressive disorder (MDD) and obsessive-compulsive disorder (OCD) has not been described in Singapore. Reports on the effectiveness of rTMS in populations outside of Western countries are also limited. Thus, Ye et al.’s study on the naturalistic outcomes of rTMS...

Quality of life of children and young adults with Down syndrome from caregivers’ perspective: A systematic review and meta-analysis

Down syndrome (DS), with an incidence of about 1/1000 to 1/1100 live births1 is the most common autosomal trisomy and genetic cause of intellectual disability. Individuals with DS may have multiple comorbidities including congenital cardiac and gastrointestinal anomalies, obesity, sleep disorders, and visual and hearing impairments.2,3 Despite the comorbidities,...

How close are we from achieving demographic diversity in clinical trials? Insights from Singapore

Clinical trials are essential for assessing the efficacy and safety of new therapies. Because different patient subgroups may respond variably to treatments, it is important to emphasise diversity among participants. This approach ensures that the trial population accurately reflects the patients who will use the medication in real-world settings...

The alcohol flushing syndrome: A risk factor for cancer

Globally, alcohol consumption is responsible for an estimated 3 million deaths annually and contributes to over 740,000 new cancer cases each year.1 Acetaldehyde, a byproduct of alcohol metabolism, has been designated as first-class carcinogens by the International Agency for Research on Cancer.2 In East Asian countries such as China,...

Screen time and social-emotional skills in preschoolers with developmental, behavioural or emotional issues in Singapore

Preschool children, particularly those with developmental, behavioural or emotional (DBE) issues, are highly vulnerable to the negative effects of excessive screen viewing time (SVT) on their social and emotional development.1,2 Singapore, an island nation with a declining birth rate,3 places significant emphasis on human potential, particularly the social and...

Evaluating the effectiveness of cervical cancer screening and prevention in Singapore

Cervical cancer is the fourth most common cancer in women globally, with approximately 660,000 new cases and 350,000 deaths reported in 2022.1 In Singapore, it ranks as the 11th most common cancer among women and the 5th most frequent cancer among young women aged 15–44 years, with 309 new...

Seroprevalence of cytomegalovirus over the last 2 decades (2001–2020): A retrospective data analysis from a single laboratory in Singapore

Dear Editor, Cytomegalovirus (CMV) is ubiquitous and infects human of all ages, where it remains latent after primary infection and can reactivate upon various triggers.1 Reactivated CMV may cause complications and end organ damages in immunocompromised hosts, leading to increased morbidity and mortality.2 In addition, the presence of actively replicating...

Prevalence and risk factors of depression and anxiety in primary care

The global prevalence of individuals living with a mental disorder in 2019 was 970 million, with anxiety and depressive disorders being the most common.1 The Singapore Mental Health Study 2016 showed that the lifetime prevalence of at least one mood, anxiety or alcohol use disorder was 13.9% in the...

Prevalence of consumption of illicit drugs and associated factors from a nationwide epidemiological survey: The Singapore Health and Lifestyle Survey

Substance use disorders (SUDs) are characterised by the uncontrolled use of a substance by an individual despite its harmful consequences.1,2 The prevalence of consumption of substances and SUDs varies widely across countries. This difference in prevalence can be attributed to factors such as study methodology (the substance included in...

Illicit drug consumption in Singapore: Where are we in the fight against drugs?

Illicit drug consumption is associated with significant negative health, financial and social consequences. Yet, illicit drug consumption remains highly prevalent and continues to be a growing problem worldwide. In 2021, 1 in 17 people aged 15–64 in the world had used a drug in the past 12 months. Notwithstanding...

Patient’s degree of adherence, challenges & preferences towards medicine taking (PACT) in Singapore

Dear Editor, Medication nonadherence is a prevalent public health problem that compromises patients’ health outcomes and increases healthcare expenditures.1 Studies in Singapore showed that 25.7%–38.9% of patients are nonadherent.2,3 Studies investigating the association between patients’ reasons for nonadherence and their preferences towards adherence enablers are limited. We aimed to (1)...

HLA-B*5801 testing: Is it time to consider mandatory testing prior to prescribing allopurinol in Singapore?

Dear Editor, Stevens-Johnsons Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN) are severe, life- threatening mucocutaneous reactions that most commonly occur as drug-related reactions.1 In recent years, several risk factors for the develop- ment of SJS/TEN, such as genetic factors, have been  identified. Notably,  carriers  of  the HLA-B*5801  and  HLA-B*1502  alleles ...

The impact of media reporting of suicides on subsequent suicides in Asia: A systematic review

Globally, around 703,000 people die by suicide annually, 77% of which occur in low- to middle-income countries.1 In 2019, suicide was the 4th leading cause of death among younger adults (15–29 years).1 Approximately 60% of the global suicide rates were attributed to Asian countries in 2012,2 with the data...

Asian media reporting on suicide: Concerning trends

Asharani et al. present an enlightening study of media influences on suicidality and suicides from multinational data, all within Asia.1 This is important, as knowledge based on media and suicide has been dominated by Western cultures and English and other European languages. Pulling together various independent studies, as Asharani...

Oral antiviral utilisation among older adults with COVID-19 in primary care: A population-wide study during successive Omicron waves in Singapore

Dear Editor, Studies have repeatedly demonstrated the real-world effectiveness of oral antivirals (OAVs) in preventing hospitalisation and death in patients with mild-to-moderate COVID-19 at high risk for progression to severe COVID-19 when initiated within 5 days of symptom onset, even during waves of Omicron transmission.1 However, there is a need...

Direct oral anticoagulant: Looking beyond convenience

Since the 2010 Food and Drug Administration approval of Dabigatran as the first non-vitamin-K antagonist oral anticoagulants or direct oral anticoagulants (DOACs) as it is now more commonly referred to, there has been much development in the field with increasing availability of different DOACs and an expansion in indications...

Development of immediate and chronic spontaneous urticaria following mRNA COVID-19 vaccination: Tolerability of revaccination and immunological study

Dear Editor, Coronavirus 2019 (COVID-19) vaccination remains one of the key public health measures against the SARS-CoV-2 infection, significantly reducing illness severity and mortality rates. Urticaria and/or angioedema are cutaneous reactions that have been reported in response to messenger RNA (mRNA) COVID-19 vaccination and potentially affect fitness for revaccination.1...

Perinatal outcomes of pregnancies affected by COVID-19 in Singapore: A cohort study

Pregnant women and infants were not spared from the coronavirus disease 2019 (COVID-19) after it was first identified in December 2019.1,2 In the beginning of the pandemic, a lack of data on transmission risks and outcomes of pregnancies affected by SARS-CoV-2, impacted perinatal clinical decision-making.1,3 We report the perinatal...

Call for a Singapore National Action Plan for Sepsis (SNAPS): Stop sepsis, save lives

Sepsis is a life-threatening organ dysfunction syndrome caused by a dysregulated host response to an infection.1 It affects up to 48.9 million people globally every year and causes 11 million sepsis-related deaths, accounting for 1 in every 5 deaths worldwide.2 The huge disease burden leads to significant consumption of...

Knowledge, attitudes and practices of doctors on constipation management in Singapore

Dear Editor, Constipation is a common gastrointestinal disorder, affecting about 15% of the global population and severely impacting patients’ quality of life.1 The global constipation treatment market is estimated to worth USD22.93 billion in 2025. Patients with functional constipation had the highest treatment dissatisfaction at 63.4%. Poor satisfaction was reported...

Outcomes of COVID-19 infection in patients on dialysis and kidney transplant recipients: A single-centre audit

Dear Editor, Patients with end-stage kidney disease (ESKD) are at increased risk of adverse outcomes following COVID-19 infection. Their vulnerability stems from multiple factors including kidney failure, comorbid illnesses, close contact in the haemodialysis centre, and transplant immunosuppression. European registry data in the pre-vaccination era report a COVID-19 mortality rate...

Value the patient as a person: Answering the call for a person-centred model of care

There has been a change in patients’ attitudes towards healthcare professionals in recent decades, coupled with an increasingly evident shift in the care paradigm. In 2015, the World Health Organization released a framework of care that recommends healthcare professionals consciously consider the perspectives of individuals, carers, families and communities....

Singapore’s experience in managing the COVID-19 pandemic: Key lessons from the ground

In the early days of the pandemic when information on COVID-19 infection was lacking, all COVID-19 positive patients were admitted into acute hospitals for isolation and monitoring. With the exponential increase in the number of infections, COVID-19 Treatment Facilities (CTFs) were set up to help hospitals manage in-patient loads....

Cardiovascular effects of COVID-19 in children

The global coronavirus disease 2019 (COVID-19) pandemic was caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). While the respiratory system is  the primary infectious target of SARS-CoV-2, systemic symptoms are fairly common and organ systems throughout the body can be affected with multisystem organ failure in the...

Long COVID prevalence, risk factors and impact of vaccination in the paediatric population: A survey study in Singapore

On 5 May 2023, more than 3 years since the start of the COVID-19 pandemic, the World Health Organization (WHO) declared that COVID-19 no longer constituted a public health emergency. Despite high numbers of children and younger persons (CYPs) having acute COVID-19,1 information on the quality of health and...

COVID-19: The virus, vaccine and paediatric heart

The coronavirus disease 2019 (COVID-19) pandemic has resulted in much morbidity and mortality around the world. The development of vaccines has cushioned the effect of the virus and thus, provided hope in the fight against the disease.1 Yet, there are still small battles with COVID-19, at the bench and...

Transforming radiology to support population health

The recent launch of Healthier SG—a national initiative by Singapore’s Ministry of Health (MOH) focusing on preventive health—will have far-reaching effects on the delivery of health services in Singapore.1 Part of it involves a shift away from tertiary hospital-based to community-based care, to improve diagnostic imaging services in the...

Consensus statement on Singapore perinatal mental health guidelines on depression and anxiety

Perinatal mental health conditions have been recognised as a key area of focus by the World Health Organization, with the new guide published in September 20221 highlighting the importance of screening, diagnosis and management of perinatal mental health conditions that are integrated into maternal and child health (MCH) services....

Perinatal mental health in Singapore: Implementation opportunities and relevance of gender-carer roles in screening

In this issue of the Annals, the consensus statement on perinatal mental health by Chen et al. covers the handling of depression and anxiety symptoms in pregnancy, childbirth and the postnatal period.1 The guidelines were developed by a workgroup involving experts in perinatal mental health and obstetrics using a...

Evaluation on the adoption of eHealth App for electronic health record sharing system in Hong Kong

Dear Editor, In Hong Kong, the eHealth App was launched in January 2021, as part of Stage Two development of the Electronic Health Record Sharing System. It provides the healthcare recipients, that is, those who have registered in the system, a series of functions to manage their health, such as...

Managing and preventing severe hand injuries among sugarcane juicer operators

Dear Editor, Of all hand injuries encountered at an emergency department, 54% are sustained in the workplace,1 in part contributed by occupational injuries among food and beverage operators that caused a loss of 16,197 man-hours in 2021 alone.2 Commonplace in Singapore and in parts of South and Southeast Asia is...

Impact of pre-existing depression on severe COVID-19 outcomes

The outbreak of the COVID-19 virus in 2019 had rapidly developed into a global pandemic, causing more than 6.8 million deaths and impacting the lives of billions of individuals around the world.1 Public healthcare around the work have mainly focused on the clinical manifestations and treatment of the deadly...

Leveraging ChatGPT to aid patient education on coronary angiogram

Natural-language artificial intelligence (AI) is a promising technological advancement poised to revolutionise the delivery of healthcare.1 Traditionally, inclusion of technology in the augmentation of healthcare communication comprised the use of chatbots, which is limited by a predetermined set of queries and matched answers.2 However, natural-language AI models prompt a...

Preferences for oral anticoagulant medications for managing atrial fibrillation

Dear Editor, Stroke prevention in patients with atrial fibrillation (AF) using anticoagulants involves weighing the benefits of reduced ischemic stroke1,2 against the elevated risks of serious bleeding events.3 Warfarin and direct oral anticoagulants (DOACs) are the available oral anticoagulants for this indication. We developed a discrete choice experiment (DCE) survey4...

Evaluation of a return to work coordination programme for injured workers in a public hospital in Singapore

Workers who have sustained an injury at work often face difficulties returning to work, according to a study showing that over 40% of injured workers in Singapore experienced increased lethargy at work and that about 40% had difficulties in performing work at pre-injury standards.1 One in 4 workers also felt...

Proactive steps to population health: Starting early, starting right

The global burden of non-communicable diseases is rising, with continued projected increases in the prevalence of metabolic syndrome (MetS) in the future. This epidemic, albeit of a metabolic nature, poses broad socioeconomic and healthcare burdens worldwide. Population health improvement and optimisation of healthcare are important to addressing these burdens....

Investigating the stressors and coping mechanisms of students in medical school: A qualitative study

Dear Editor, Medical school can be a stressful experience for students, with burnout being increasingly common.1 Stressors in medical education include a heavy academic workload, pressure of good academic performance, and comparison with peers of high aptitude.2 Stress can be either beneficial or detrimental to development, depending on personal regulation...

Healthcare worker job burnout, anxiety and depression: A one-year comparison during COVID-19 in Singapore

Dear Editor, The mental health of our healthcare workforce has never been as scrutinised as it has the last three years since the COVID-19 pandemic. Worldwide, appreciation of healthcare workers (HCWs) as the first line of defence during the pandemic soared, even as studies of HCW mental wellness increased exponentially.1,2...

Impact of COVID-19 on mental health and social service provision in Singapore: Learnings from a descriptive mixed-methods study for future resource planning

Coronavirus disease 2019 (COVID-19) was declared a global health emergency by the World Health Organization in January 2020.1 Singapore reported its first case of COVID-19 on 23 January 2020 and the subsequent emergence of clusters led to a string of restrictions to contain the outbreak and protect the health...

Impact of COVID-19 on mental health and healthcare service delivery

The COVID-19 pandemic has claimed more than 6.8 million lives globally.2 While there is yet a cure for the disease, vaccines are now available to minimise transmission risk and protect against severe infection. However, COVID-19 vaccines have had a mixed reception, with concerns of their side effects and of...

Artificial intelligence innovation in healthcare: Relevance of reporting guidelines for clinical translation from bench to bedside

Artificial intelligence (AI) and digital innovation have revolutionised many sectors and industries, prominently including healthcare during the coronavirus disease 2019 (COVID-19) pandemic.1 For example, deep learning, which is a subset of the state-of-the-art machine learning techniques, has shown robust performance in image recognition, speech recognition and natural language processing.2...

Benefits of leisure-related physical activity and association between sedentary time and risk for hypertension and type 2 diabetes

Diabetes mellitus and hypertension are serious public health issues. Approximately 451 million individuals worldwide aged 18–99 years were living with diabetes in 2017, and this number is expected to increase to 693 million by 2045.1 More than 90% of all diabetes cases were type 2 diabetes mellitus (T2DM).2 For...

Self-esteem and positive body image to overcome female sexual dysfunction

Human sexuality is arguably one of the main pillars of health, like nutrition and sleep. Improvements in diagnostic and therapeutic biotechnologies have enabled focus on not only deadly diseases, but also on the quality of life and sexual functions of men and women. Digital media also play a considerable...

Promoting physical activity for population health

The chronic disease burden has risen globally. In Singapore, between 2007 and 2021, the crude prevalence of hyperlipidaemia (8.2–13.9%), hypertension (12.7–15.7%) and diabetes (4.9–6.9%) has increased.1 Based on the Global Burden of Disease Study (2019), lack of physical activity and other modifiable risk factors contribute 35% of the disability-adjusted...

Delayed treatment with nirmatrelvir/ritonavir could remain effective in patients with Omicron BA2.2 variant of COVID-19

Dear Editor, In late February 2022, the Omicron BA.2.2 subvariant drove the outbreak of COVID-19 and rapidly spread through many parts of the world. Omicron-infected individuals aged ≥80 years who are unvaccinated are particularly at high risk of poor outcomes. COVID-19 vaccines and antiviral therapeutics have protected individuals most at risk...

Rash characteristics of paediatric patients with COVID-19 in Singapore

Dear Editor, Children with COVID-19 infection can present with a variable spectrum of clinical manifestations, and sometimes mucocutaneous manifestations can be the only manifestation of COVID-19 infection in children.1,2,3 We report 4 cases of paediatric patients who had COVID-19 with mucocutaneous involvement, admitted to a tertiary children’s hospital in Singapore....

Immune and coagulation profiles in 3 adults with multisystem inflammatory syndrome

A spectrum of immune dysregulation has been described following SARS-CoV-2 infections—from the cytokine storm in the acute phase, to hyperinflammatory syndromes that occur after the resolution of the initial infection.1 Multisystem inflammatory syndrome (MIS) was first reported in children in April 2020 as a hyperinflammatory syndrome with features similar...

Factors associated with deep infiltrating endometriosis, adenomyosis and ovarian endometrioma

Endometriosis is a chronic inflammatory gynaecologic disease marked by the presence of endometrial-like tissue outside the uterus.1 Debilitating chronic pelvic pain, dysmenorrhoea, and subfertility in women of reproductive age are commonly associated with endometriosis. The disease is estimated to affect about 1 in every 10 women of reproductive age,...

Concordance of self-reporting of diabetes compared with medical records: A comparative study using polyclinic data in Singapore

Approximately 422 million people worldwide have diabetes and 1.6 million deaths are attributed to diabetes each year,1 contributing to high economic costs worldwide. Diabetes education and awareness of the disease contribute significantly to minimising complications and reducing morbidity and mortality.2 In addition, there is also a strong impetus to...

Diabetes: Know thy foe

During the COVID-19 pandemic in 2022, Singapore’s Minister for Health Ong Ye Kung mentioned, “After the COVID-19 pandemic has passed, we need to tackle a far more challenging pandemic—which is longer-term chronic illness, and diabetes is a major one.”1 Truly, in the past decade, there has been an invisible global...

Combating a resurgence of poliomyelitis through public health surveillance and vaccination

Singapore was certified poliomyelitis (polio)-free by the World Health Organization (WHO) on 29 October 2000, together with 36 other countries in the Western Pacific Region.1 Prior to certification, there were multiple outbreaks in 1958, 1960 and 1963 with 415, 196 and 74 paralytic polio cases, respectively.2-4 The nationwide immunisation...

Clinical efficacy and long-term immunogenicity of an early triple dose regimen of SARS-CoV-2 mRNA vaccination in cancer patients

The spread of the SARS-CoV-2 virus has led to the ongoing worldwide COVID-19 pandemic. Initial studies have reported an increased vulnerability of patients with solid and haematological malignancies to SARS-CoV-2 infections.1,2 Global efforts to combat SARS-CoV-2 led to the unprecedented rapid development of multiple vaccines, with reported efficacies of...

Early COVID-19 booster is beneficial in cancer patients

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and its corresponding coronavirus disease (COVID-19) was first reported as a cluster of pneumonia cases in Wuhan, China, on 31 December 20191 and led to an unprecedented pandemic in modern times. It quickly overwhelmed healthcare systems around the world, and rendered...

Vaccination and surveillance: Two basic tools for a final poliomyelitis eradication

Over the past 3 decades, the Global Polio Eradication Initiative (GPEI) has strived to achieve a poliomyelitis (polio)-free world. Wild poliovirus (WPV) types 2 and 3 were eradicated in 2015 and 2019, respectively. The World Health Organization (WHO) South-East Asia Region was declared free of poliovirus in 2014, and...

Meeting today’s healthcare needs: Medicine at the interface

The demographic of Singapore has undergone dramatic changes. Historically, younger patients with communicable diseases predominated; however, patients are now older with chronic multimorbidity and functional impairment. This demographic shift challenges existing health and social care systems in Singapore, which must pivot to meet the changing need. The consequences of...

A strategy to make COVID-19 vaccination more accessible to the elderly

Dear Editor, Singapore embarked on the COVID-19 National Vaccination Programme in early 2021. The main modality employed to achieve the mass vaccinations has been the Vaccination Centres (VCs). These are dedicated facilities created with the sole purpose of providing the public with safe and convenient access to vaccination services. While the...

The Omicron-transformer: Rise of the subvariants in the age of vaccines

The emergence and evolution of SARS-CoV-2 have been publicly tracked in unprecedented detail through a combination of intensive genomic sequencing and open-access sharing of data.1 This surveillance information describes how waves of COVID-19 infections have been driven by the emergence of new variants of concern (VOCs) and their subvariants....

Multisystem inflammatory syndrome in children in Singapore

While children infected with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) resulting in coronavirus disease 2019 (COVID-19) have milder manifestations compared to adults,1,2 a rare multisystem inflammatory syndrome leading to multiorgan failure and shock (multisystem inflammatory syndrome in children ) has been recognised to affect children with exposure to...

Multisystem inflammatory syndrome in children: A unique manifestation of COVID-19

During the coronavirus disease 2019 (COVID-19) pandemic, children have been relatively spared from the severe symptomatic infection affecting adults, particularly the elderly and those with comorbidities. One of the most challenging aspects of paediatric SARS-CoV-2 infection has been the discovery of a unique late manifestation of infection characterised by...

Managing adult asthma during the COVID-19 pandemic: A 2022 review and current recommendations

Asthma is the most prevalent chronic respiratory disease, estimated to affect more than 300 million people worldwide.1 First recognised in December 2019, the coronavirus disease 2019 (COVID-19), which is caused by the novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has evolved into an ongoing global pandemic.2 In May...

Exploring loss and grief during the COVID-19 pandemic: A scoping review of qualitative studies

As of mid October 2022, the World Health Organization recorded that more than 620 million people worldwide have been infected by SARS-CoV-2, the virus causing COVID-19, while over 6.5 million have succumbed to the disease. Many have lost family members and friends as well as jobs and familiar lifestyles,...

The impact of COVID-19 pandemic on loss and grief

As of 17 October 2022, the COVID-19 pandemic has claimed more than 6.5 million lives globally, with 1,639 deaths reported in Singapore.1 With numerous countries imposing measures such as lockdowns and social distancing measures that isolate individuals, there has been a steady increase in a variety of mental disorders...

Antiphospholipid and other autoantibodies in COVID-19 patients: A Singapore series

Dear Editor, Thrombosis is an unexpected complication of COVID-19 initially reported in 3 patients from China.1 These patients tested positive for immunoglobulin (Ig) A anticardiolipin (ACA), IgG anti-β2-glycoprotein I antibodies (aβ2GPI) and IgA aβ2GPI, though not for the lupus anticoagulant (LAC). In a Singapore study comprising 47,527 patients, 19 (0.04%) developed...

Employers’ attitudes towards employing people with mental health conditions

Dear Editor, The advantages of employment for young people with mental health conditions (PMHC) are well known and documented,1 but many remain unemployed. Besides offering monetary benefits, employment provides a better self and social identity, helps the person gain a sense of personal achievement, and enhances mental well-being. Being unemployed...

Cost analysis of a Patient-Centred Medical Home for community-dwelling older adults with complex needs in Singapore

The Patient-Centred Medical Home (PCMH) is a model of chronic care that replaces episodic primary care, with the delivery of primary care to patients, families and communities. It is guided by the principles of first-contact accessibility, comprehensiveness and whole-person orientation, integration and care coordination, sustained clinician-patient relationships, and quality...

From Astana to Singapore: Primary Health Care is key to the long-term success of Singapore’s health system

The Ministry of Health, Singapore (MOH) has launched a wide-ranging and ambitious initiative for a life-course approach to drive the population’s health.1 This approach aims at ensuring the sustainability of the healthcare system. Crucially, it also embodies core principles of the health systems orientation that have long been advocated...

Teaching and learning during the COVID-19 pandemic: Perspectives of medical students in Singapore

Dear Editor, The coronavirus disease 2019 (COVID-19) pandemic has resulted in many changes to medical education, including the site and mode of teaching, conducting of examinations and a shift towards prioritising the mastery of clinical skills relevant to infection control. Hence, Ng et al.’s suggestions on how to maximise learning...

Screening for somatisation in an Asian children’s hospital emergency setting

Dear Editor, In recent years, self-harm is the leading cause of morbidity and mortality among adolescents in Singapore.1,2 This is just the tip of the iceberg as youths with undiagnosed mental health disorders often present to the healthcare system with non-psychiatric symptoms.3 These psychosomatic symptoms do not have an organic...

Interaction of sex and diabetes in Asian patients with heart failure with mildly reduced left ventricular ejection fraction

Diabetes mellitus (DM) is a common comorbidity worldwide with global prevalence among adults above 18 years of age increasing from 4.7% in 1980 to 8.5% in 2014.1 DM has been shown to be a common comorbidity in heart failure (HF) patients ranging from 4.3–28%2 and when present, portends a...

Global monkeypox outbreak 2022: First case series in Singapore

Monkeypox has been declared a public health emergency of international concern. Up until 2022, most cases of monkeypox have been reported in parts of Africa. On 7 May 2022, a returning traveller from Nigeria to the UK was confirmed to have contracted monkeypox. By the end of May 2022,...

Frequent attenders to multiple emergency departments in Singapore

The problem of overcrowding, of which access block is one of the main causes, continues to plague emergency departments (EDs) worldwide.1 Some of its negative effects include adverse impact on patient safety, medical errors and staff burnout. In addition, high volume of patients waiting to be seen (ED input)...

The global emergence of monkeypox

Monkeypox is so named because the poxvirus was first identified in 2 outbreaks among cynomolgus monkeys housed at the Statens Serum Institut, Denmark, in 1958.1 Both outbreaks occurred approximately 2 months after the monkeys arrived by plane from Singapore.1 However, the natural reservoir of the virus is not monkeys...

Prevalence of burnout among healthcare professionals in Singapore

Burnout was first described in 1974 by Herbert Freudenberger, where he discussed the concept based on physical signs, behavioural indicators, judgment, emotional factors, and the preventive measures to avoid burnout.1 In 2019, the World Health Organization defined burnout as an occupational phenomenon in the International Classification of Diseases 11th...

Treating acutely ill patients at home: Data from Singapore

Inpatient hospitalisation is the conventional strategy to care for acutely ill patients. However, demand for hospital beds and clinical manpower is escalating as populations age, and hospitals are expensive to build and run.1 There is increasing recognition of the risk of hospitalisation from potent nosocomial infections2,3 (exacerbated by the...

Bridging electroconvulsive therapy in schizophrenia with cognition and quality of life

Schizophrenia is one of the most debilitating severe mental illnesses with significant impact,1 irrespective of culture or socioeconomic class.2 Over the decades, antipsychotic medication has been the mainstay of treatment for patients with schizophrenia. Nevertheless, about 25% of patients do not respond to first-line antipsychotic medication, with more than...

Perception of disease, well-being and financial burden by patients with chronic hepatitis B: A self-reported assessment

Dear Editor, Chronic hepatitis B (CHB) infection affects approximately 248 million individuals in the world1 and 3.6% of the Singapore population.2 Given the natural history of CHB, regular surveillance with blood tests is necessary to ensure early detection of complications such as cirrhosis and hepatocellular carcinoma in patients. Our study...

Neuralgic amyotrophy in COVID-19 infection and after vaccination

Dear Editor, Various neurological manifestations associated with coronavirus disease 2019 (COVID-19) have been described,1 conditions which left a significant proportion of patients with permanent disability. Continued vigilance is crucial with emergence of new severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants that cause the disease. Vaccination against COVID-19 remains the...

Attitude towards screening for congenital cytomegalovirus infection in newborns in Singapore

Dear Editor, Cytomegalovirus (CMV) infection is the most common congenital infection.1 A systematic review that included 77 studies from 36 countries reported that the overall prevalence of CMV was 0.67% in their newborn population.1 Among newborns with CMV, it was estimated that 15–20% will suffer from potentially deleterious effects including...

Epidemiological trends and outcomes of children with aural foreign bodies in Singapore

Aural foreign bodies (FBs) commonly present to the emergency department (ED) worldwide. Children represent the majority of the population, believed to be due to their inquisitive minds and experimental nature.1 Aetiologies for aural FBs include accidental or intentional insertion of FBs into body orifices, ear irritation caused by rhinitis...

Nutrition support practices for critically ill patients with severe acute respiratory syndrome coronavirus-2: A multicentre observational study in Singapore

Within 3 weeks of the World Health Organization declaring the COVID-19 pandemic on 11 March 2020, the Society of Critical Care Medicine (SCCM) and American Society for Parenteral and Enteral Nutrition (ASPEN) developed a set of nutrition guidelines that addresses issues on nutrition assessment; timing and feeding route; caloric...

Challenges and considerations in delivering nutritional therapy in the ICU during COVID-19 pandemic

Coronavirus disease 2019 (COVID-19) has created unprecedented challenges for healthcare workers in Singapore and across the world. Providing clinical nutrition and metabolic care to patients with COVID-19 has been highly challenging. In this issue of the Annals, Lew et al.1 reported the results of a multicentre retrospective observational study...

BNT162B2 COVID-19 mRNA vaccination did not promote substantial anti-syncytin-1 antibody production nor mRNA transfer to breast milk in an exploratory pilot study

Dear Editor, Vaccine hesitancy still threatens global efforts to end the COVID-19 pandemic caused by SARS-CoV-2 and its emerging variants. Social media-driven “conspiracy theories” cast doubts on vaccine safety for reproductive health,1 including concerns that vaccine-induced SARS-CoV-2-neutralising antibodies (NAb) cross-react with human syncytin-1—a protein involved in gamete fertilisation and...

COVID-19 vaccination acceptance of healthcare workers in Singapore

The Coronavirus disease 2019 (COVID-19) pandemic resulted in 511.0 million cases of confirmed SARS-CoV-2 infection and almost 6.2 million deaths globally as of end April 2022.1 With the introduction of vaccines that are effective in reducing severe COVID-19 illnesses and deaths, Singapore had since pivoted from a COVID-19 elimination...

The Lancet Commission on diagnostics: What it means for Singapore

Effective healthcare systems depend on a functioning healthcare value chain—defined as a care cascade comprising screening, diagnosis, treatment and follow-up. The tremendous heterogeneity and global disparity regarding this healthcare value chain has been one of the fundamental problems with prioritised urgency since the United Nation’s Millennium Development Goals were...

Prevalence and correlates of psychological distress and coronavirus anxiety among hospital essential services workers in Singapore

The Coronavirus Disease 2019 (COVID-19) has affected almost all geographies in the world since 2020. Many countries have imposed strict isolation measures to contain the spread of this disease. While the majority of the population has been working from home, essential workers continue manning the frontlines, facing risks such...

Diagnosis and management of polycystic ovary syndrome: Perspectives of clinicians in Singapore

Polycystic ovary syndrome (PCOS) is a common endocrine disorder estimated to affect 4–21% of women, depending on the diagnostic criteria used.1 Clinical manifestations of the syndrome are varied, and multiple parameters are needed for its diagnosis.2,3 This complicates the diagnosis of PCOS and may cause patient dissatisfaction arising from delayed...

Evaluation of a health screening protocol for recovered COVID-19 patients before “return-to-play” and strenuous physical activity

Dear Editor, We conducted a prospective, single-centre cohort study to develop guidance for military personnel returning to strenuous activities following SARS-CoV-2 infection. The patients underwent a clinical review followed by a protocol to screen for cardiac, respiratory, haematological, endocrine/renal and neurological complications after recovery from infection. Both the study and screening...

A Randomized Trial of the Use of Print Material and Personal Contact to Improve Mammography Uptake Among Screening Non-attenders in Singapore

Breast cancer is the most common cancer among females in Singapore. Although lower than incidence rates in North America and the United Kingdom the incidence of breast cancer here has doubled from 20 to 38.8 per 100,000 women per year over the past 2 decades, and the disease is...

Glaucoma Pattern Amongst the Elderly Chinese in Singapore

Glaucoma is a major cause of world blindness in developing and developed nations. The WHO Global data on blindness show that over half of the blind due to glaucoma reside in Asia, the majority being Chinese. This article is available only as a PDF. Please click on “Download PDF” on...

Serum Selenium in the General Population of Singapore, 1993 to 1995

The current disease pattern in Singapore (an island state of 3.3 million people composed of 76% Chinese, 14% Malays, 7% Asian Indians and 3% Others) is dominated by non-communicable diseases. There have been increasing trends, though with recent declines, for coronary heart disease (CHD) and cerebrovascular disease, with cancer...

Serum Ferritin and Iron Status in the General Population of Singapore, 1993 to 1995

Iron, a dietary constituent, is an essential element. Body iron stores can be measured by haemoglobin, serum ferritin, transferrin saturation, and erythrocyte protoporphyrin. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Epidemiological Surveillance of Melioidosis in Singapore

Melioidosis was first described in 1911 among vagrants and morphine addicts brought into the mortuary in Rangoon, Burma. However, the disease received little attention until the Vietnam War when French and US military personnel were affected by it. This article is available only as a PDF. Please click on “Download...

Patients Admitted to an Intensive Care Unit for Poisoning

The study of poisoning has been relatively neglected in Singapore. A check through the Infogate database of the National University of Singapore Library revealed only seven papers on the epidemiology of poisoning since 1975 (the earliest year covered by the database) and none targeting those severe enough to require...

A Case Series of Paget’s Disease of Bone: Diagnosing a Rather Uncommon Condition in Singapore

Sir James Paget’s description in 1877 of “a form of chronic inflammation of bones” which now bears his name was based entirely on clinical and pathological observations in patients with advanced disease. Today, more than a century later, advanced imaging techniques and biochemical tests have allowed us to identify...

Population-based Mammographic Screening in Singapore: What are Participants’ Views?

Breast cancer is the most common cancer among women in Singapore and has been increasing in incidence since 1968. This rise is particularly marked among younger women, suggesting that the increase will take place at an even faster rate in future. This article is available only as a PDF. Please...

9th Seah Cheng Siang Memorial Lecture: Gastric Cancer—Where are we now?

The last two decades have witnessed dramatic changes in the understanding of gastric cancer: a rapid decline in global incidence, its association with Helicobacter pylori gastritis, and the new information regarding its molecular biology. Nevertheless, gastric cancer remains the second commonest cancer in the world in terms of morbidity...

One-year Review of Pityriasis Rosea at the National Skin Centre, Singapore

Pityriasis rosea is a common, self-limited disorder of unknown but suspected viral aetiology, that develops abruptly with few or no prodromal symptoms. Classically, the first sign is the presence of a single lesion, 2 to 5 cm in diameter known as a “herald patch”. This article is available only as...

Cross-Sectional Study of Near-work and Myopia in Kindergarten Children in Singapore

Myopia is the commonest eye disease worldwide, and is especially prevalent in certain Asian countries such as Taiwan, Japan and Hong Kong. Physiologic myopia is thought to be a multifactorial disease with both genetic and environmental factors. This article is available only as a PDF. Please click on “Download PDF”...

Granuloma Annulare: A Review of 41 Cases at the National Skin Centre

Granuloma annulare (GA) is a benign, inflammatory disorder of the skin that has no proven aetiology or widely accepted theory of pathogenesis. There are several clinical manifestations, ranging from localised GA, which is the commonest form and is characterised by erythematous or flesh-coloured papules in an annular arrangement, to...

Mental Health Literacy in Singapore: A Comparative Survey of Psychiatrists and Primary Health Professionals

The management of mental health disorders within a nation requires a system of care extending from the primary health care setting to tertiary and specialist care settings. To that end, professional knowledge of the recognition, management and prevention of mental disorders is critical. This article is available only as a...

Myopia: Gene-environment Interaction

Myopia affects up to 70% of adults in Singapore, Taiwan, Hong Kong and Japan. The prevalence rates in these Asian countries are higher than those among Caucasians and Blacks in the United States and Europe. This article is available only as a PDF. Please click on “Download PDF” on top...

Cardiovascular Disease: Genes and Public Health

The excitement surrounding the Human Genome Project and its impending completion has raised expectations of the possibilities for genetics in common disease. It is assumed that the identification of mutations that confer susceptibility will provide the basis for new means of detection, prevention and treatment. This article is available only...

Incidence of Ischaemic Heart Disease and Stroke in Chinese, Malays and Indians in Singapore: Singapore Cardiovascular Cohort Study

Comparisons of disease frequency in different ethnic groups help to unravel the contributions of nature and nurture in their aetiology and to identify environmental or lifestyle factors that may be involved. This is aided when the ethnic groups live in the same country, so that differences in completeness and...

Graves’ disease after COVID-19 vaccination

Dear Editor, Case 1 was a 41-year-old man with a history of primary hyperthyroidism. At the time of diagnosis, thyroglobulin antibodies were elevated although no thyrotropin receptor antibodies (TRAB) were available. The patient was treated with carbimazole for 20 months. At the time of cessation of carbimazole in May 2020,...

Impact of COVID-19 infections among kidney transplant recipients

Dear Editor, More than 2 years since the start of the COVID-19 pandemic, cases continue to climb despite global efforts at viral control. This is largely driven by the emergence of viral variants. In the later part of 2021, the Delta variant was the predominant variant circulating globally, and was...

Paediatric living-donor liver and kidney transplantation during COVID-19

Dear Editor, The coronavirus disease 2019 (COVID-19) pandemic has impacted global healthcare including paediatric solid organ transplantation (SOT). We report our experience of resuming paediatric living-donor SOT during COVID-19, which took into account safety considerations for living donors, paediatric recipients and the transplant healthcare team. The US Centers for Disease...

The evolution of severity of paediatric COVID-19 in Singapore: Vertical transmission and multisystem inflammatory syndrome in children

Dear Editor, Coronavirus disease 2019 (COVID-19) arrived in Singapore in January 2020 as imported cases, followed by local transmission predominantly involving dormitories, with later spread within the wider community. Children still represent the minority of cases in Singapore, with around 8,000 paediatric cases as of 6 November 2021 out of...

Pericarditis and myocarditis after COVID-19 mRNA vaccination in a nationwide setting

The coronavirus disease 2019 (COVID-19) pandemic has resulted in much morbidity and mortality worldwide. The development of mRNA vaccines has heralded much hope in the fight against the disease. The safety and efficacy of these vaccines have been well demonstrated in clinical trials,1,2 and also against severe disease from...

The moderating effect of employment status on the relationship between lifetime major depressive disorder and positive mental health

Studies across the world have reported a high prevalence of mental disorders,1-3 highlighting that mental disorders remain one of the major causes of “non-fatal burden”.4 In particular, major depressive disorder (MDD) has been identified as a highly prevailing mental disorder and the leading cause of disability worldwide. More than...

The relationship between major depressive disorder and employment status

Major depressive disorder is associated with executive dysfunction that includes impairment in problem-solving and decision-making,1 as well as with occupational impairment.2 One of the challenges during the COVID-19 pandemic has been to maintain employment status. It has been reported that employment status is associated with measures of quality of...

Body Mass Index Profile in Hong Kong Chinese Adults

Obesity is considered a chronic disease and not just a social stigma due to the associated morbidity and early mortality. Obesity has now become an epidemic with increasing prevalence in most parts of the world. This article is available only as a PDF. Please click on “Download PDF” on top...

Evidence-based Health Promotion: Applying it in Practice

There has been a growing interest in health promotion among health professionals and policy makers in Singapore. This is partly in response to the rising trend of chronic diseases and the finding that many of these diseases are lifestyle related and amenable to change. This article is available only as...

Sexually Transmitted Diseases in the Older Population in Singapore

Sexually transmitted diseases (STDs) in persons older than 50 years are rarely studied because STDs are more common in young people. There is very little published data focussing on this group of patients which is relevant to Singapore or this part of the world. This article is available only as...

Paediatric Extracranial Germ Cell Tumours: A Retrospective Review

Germ cell tumours (GCTs) in children account for 2% to 3% of childhood malignancies. They arise from primordial germ cells and constitute a heterogeneous group of tumours. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Bullous Pemphigoid Seen at the National Skin Centre: A 2-year Retrospective Review

Bullous pemphigoid (BP) is an autoimmune subepidermal blistering disorder affecting mainly the elderly. It is characterised by autoantibodies to the basement membrane zone (BMZ), which are detectable on immunofluorescent studies. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Clinical Update on Osteoporosis

Fractures, the most serious complication of osteoporosis, are increasing and constitute an evolving public health problem in terms of disability, mortality and cost. A paradigm shift in the management of osteoporosis has resulted from the development of techniques which can diagnose osteoporosis before fractures occur, and effective medications which...

An Asian Perspective to the Problem of Osteoporosis

Osteoporosis is regarded as an important public health problem in many Caucasian populations. Much of the research on epidemiology, diagnosis, treatment, genetic and molecular aspects has been carried out in the West. This article is available only as a PDF. Please click on “Download PDF” on top to view the...

Is Healthcare Competition Healthy?

There are many problems which all Health Ministers worry about. But we can generally boil them down to one common problem: “money no enough”. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Public Disclosure of Healthcare Performance Information and Its Application to the Singapore Context

It has been said that apart from the prevention of diseases, the best chance of improving health is through improving the quality of care delivered to patients.1 The public disclosure of healthcare performance information is a phenomenon that has come to the fore in the United States (US) and...

Adolescent Chronic Illness: A Qualitative Study of Psychosocial Adjustment

Chronic illness during adolescence can have significant psychological and social consequences within many life domains. Growing up with a chronic medical condition presents many challenges including dealing with the symptoms of illness, side effects of medications, altered body image, unpredictable disease progression, depression and anxiety. This article is available only...

Youth Suicide and Parasuicide in Singapore

The World Health Organization defines suicide as an act with a fatal outcome that is deliberately initiated and performed by the person himself or herself in the knowledge, or expectation, of its fatal outcome. Parasuicide or attempted suicide is distinguished from suicide by the non-fatal outcome. This article is available...

Stress among emergency medicine residents during the COVID-19 pandemic: A qualitative study

Dear Editor, The COVID-19 pandemic has disrupted medical education1,2 and distressed clinicians.3,4 Understanding the impact of this pandemic on emergency medicine (EM) residents’ experience of stress will allow for more effective interventions to aid residents, while reducing attrition and its impact on pandemic response. We present our qualitative study, guided by...

Patterns and predictors of sound levels in hospital rooms

Dear Editor,      Excessive sound levels in the hospital can impair the work performance of healthcare professionals and affect patient well-being.1 Previous studies have also linked excessive sound levels with sleep disturbances and cardiovascular morbidity.2 While there have been data published regarding noise levels in the intensive care unit (ICU),3...

Pressure injuries related to N95 respirator masks among healthcare workers during the COVID-19 pandemic

Dear Editor, The coronavirus disease 2019 (COVID-19) pandemic outbreak, which started in 2019, has affected millions of patients globally.1 Singapore is not spared, being one of the first countries to import COVID-19 cases from China.2 Nosocomial transmission of SARS-CoV-2 had been reported in various cohort studies of healthcare workers (HCWs),...

The Role of Public Health and Occupational Physicians in the New Millennium

I want to thank the Chapter and organisers for honouring me with this kind invitation to speak to you. This millennium is only 4 years old, and yet I cannot see beyond the next decade, with things moving so rapidly. This article is available only as a PDF. Please click...

A Study on SARS Awareness and Health-seeking Behaviour – Findings from a Sampled Population Attending National Healthcare Group Polyclinics

There was a worldwide outbreak of Severe Acute Respiratory Syndrome (SARS) caused by the novel coronavirus between November 2002 and July 2003. Singapore was one of the hot spots, in addition to China, Taiwan, Hong Kong, Toronto and Vietnam. This article is available only as a PDF. Please click on...

Behcet’s Disease: Experience in a Tertiary Rheumatology Centre in Singapore and a Review of the Literature

The only published study on Behcet’s disease in Singapore by Tan E et al (34 patients at the National Skin Centre) found that only 15% had arthritis and 6% had eye complications with no other systemic manifestations. These findings are different from epidemiological studies from other countries published in...

Twin Births in Singapore: A Population-Based Study Using the National Birth Registry

Twin studies are regarded as one of the better ways to study the effects and significance of gene, environment and interactions of both. The study of monozygotic (MZ) and dizygotic (DZ) twins allows for an estimation of the relative importance of genes and environment. This article is available only as...

Issues and Challenges for Myopia Research

Myopia is an ocular disorder of major public health and socioeconomic significance in many East Asian urban cities. In Singapore, the prevalence of myopia is one of the highest worldwide, affecting 28% of school children at the start of their primary education and 70% of those completing university education. This...

Eye Injuries in Singapore – Don’t Risk It. Do More. A Prospective Study

The issue of ophthalmic trauma is a major cause for concern. An estimated 55 million eye injuries occur each year worldwide, leaving 1.6 million patients blind from their injuries. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Environmental Planning and Urban Health

Environmental exposures to the adverse effects from climate change are expected to increase for many urban populations in the United States during the next 50 years, potentially due to increased summertime heat stress, increased ambient ozone concentrations, and other pathways such as increased vector- and water-borne disease. Vulnerable elderly...

Community-associated Methicillin-resistant Staphylococcus aureus: Overview and Local Situation

The emergence and spread of methicillin-resistant Staphylococcus aureus (MRSA) isolates from the community that are distinct from their archetypal healthcare-associated counterparts (HA-MRSA) marked a critical evolutionary milestone for the organism. In less than 2 decades, particularly in the last 3 years, this initially sporadic phenomenon of community-associated methicillin-resistant Staphylococcus...

SARS Revisited: Managing “Outbreaks” With “Communications”

In the short span of 3 years since SARS first appeared on the Asian landscape, terms like “risk communications” and “outbreak communications” have assumed greater import and found common usage in the lexicon of governance by public health systems in our part of the world. This article is available only...

SARS and Emerging Infectious Diseases: A Challenge to Place Global Solidarity above National Sovereignty

The majority of the world’s information about infectious disease outbreaks no longer comes from voluntary reporting by countries, the willingness of which is influenced by fears of severe decreases in travel, tourism and trade as a result of aggressive protective measures undertaken by other countries. It now comes from...

SARS in Singapore – Key Lessons from an Epidemic

The 2003 severe acute respiratory syndrome (SARS) outbreak represented the most severe communicable disease challenge to the public health system and the government and people of Singapore. The SARS outbreak in Singapore began on 1 March 2003 and the last case of the outbreak was isolated on 11 May...

Modelling the Utility of Body Temperature Readings From Primary Care Consults for SARS Surveillance in an Army Medical Centre

There has been increasing interest in building surveillance systems capable of detecting outbreaks of infectious diseases, at the stage where clinical presentation would still be undifferentiated. The thrust of such systems is to detect both intentionally induced and naturally occurring outbreaks in their earliest stages, and if possible, at...

Rising Trends of STIs and HIV Infection in Singapore – A Review of Epidemiology Over the last 10 Years (1994 to 2003)

A review of the epidemiology and trends of sexually transmitted infections (STIs) in Singapore from 1977 to 1996 showed a declining number of all STIs notified in Singapore from 22,427 in 1978 to 5570 in 1996, with the 20-to-29 years age group consistently accounting for the highest proportion of...

Variables Determining Perceived Global Health Ranks: Findings from a Population-based Study

In 1982, Mossey and Shapiro first demonstrated that global self-rating of health was a better predictor of 7-year survival than medical records or self-reports of medical conditions in participants of the Manitoba Longitudinal Study. Since then, many population-based longitudinal studies have confirmed that global self-rated health remains an independent...

Public Healthcare – Welfare, Market Share or Laissez-faire? – A Sentosa Carlsberg Skytower View

Recently, two doctor-administrators commented to me separately, “Singapore probably has the best public healthcare system in the world.” While I understand the basis for their view, the accolade of world’s best healthcare system, according to the World Health Organization’s ranking, actually goes to France. This article is available only as...

Disaster Relief and Initial Response to the Earthquake and Tsunami in Meulaboh, Indonesia

A massive earthquake and tsunami hit the South Asian region on 26 December 2004, killing more than 200,000 people and displacing countless more.1 The epicentre of the earthquake was near the coast of Aceh in Sumatra, Indonesia. 2 The subsequent tsunami, one of the deadliest in history, affected more...

Graduate Public Health Education – Singapore’s Contribution to Strengthening Capacity in the Region and Beyond

The effectiveness with which the world tackles its most pressing public health problems depends crucially on the calibre of its public health workforce. Institutions of higher learning play a critical leadership role in this regard, both to build capacity at the national, regional and global levels, and to ensure...

A Review of Clinical Pathway Data of 1663 Total Knee Arthroplasties in a Tertiary Institution in Singapore

Total knee arthroplasty (TKA) has been established as an effective treatment modality for patients with symptomatic knee arthritis. It provides predictable decrement in pain, correction of deformity and improved functional outcomes. This article is available only as a PDF. Please click on “Download PDF” on top to view the full...

Diabetic Retinopathy in Diabetics Referred to a Tertiary Centre from a Nationwide Screening Programme

Diabetic retinopathy (DR) is a leading cause of vision loss in Asia. Singapore has one of the highest prevalence rates of diabetes mellitus (DM) worldwide, with 8.2% of Singapore adults between the ages of 18 and 69 having diabetes and there is little data on the prevalence of diabetic...

The Emerging Challenge of Age-related Eye Diseases in Singapore

Singapore has one of the fastest ageing populations in the world today. The current elderly population, defined as persons 65 years or older, comprises 7% of Singapore’s total population and is expected to multiply almost threefold to 19% by the year 2030.1 Although the current figure stands at 7%,...

Risk Communications: In Search of a Pandemic

The first decade of the new millennium has seen a string of disasters worldwide – earthquakes, tsunamis, floods, typhoons and acts of terrorism – bringing in its wake, scenes of utter devastation and death. Predictably, these disasters have been accompanied by public outrage, directed more often than not at...

Prevention and Control of Avian Influenza in Singapore

Avian influenza (AI) or “bird flu” is a highly infectious disease of birds. AI viruses are negative single-stranded enveloped RNA viruses that belong to the influenza A genus of the Orthomyxoviridae family. This article is available only as a PDF. Please click on “Download PDF” on top to view the...

Preparing for an Influenza Pandemic in Singapore

The last influenza pandemics occurred in 1957 and 1968. Few remember the pandemic in 1968 in Singapore as it was relatively mild. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Avian Influenza and Pandemic Influenza Preparedness in Hong Kong

In 1997, Hong Kong became reputed by identifying the first instance of human infection with avian influenza H5N1. A total of 18 cases occurred that year resulted in 6 deaths. The outbreak was completely terminated after the culling of over 1.5 million chickens. This article is available only as a...

Towards Mutual Trust, Transparency and Equity in Virus Sharing Mechanism: The Avian Influenza Case of Indonesia

Since July 2005 to December 2007, Indonesia has reported the highest number of influenza A (H5N1) human cases in the world, i.e., 116 cases with an extremely high fatality proportion of 81% . Those patients were reported from 12 out of 33 provinces (Fig. 1). This article is available only...

A Global Perspective on Avian Influenza

The world is confronted by many important public health challenges, some of which constitute potentially devastating global threats. Prime among these is the threat of a influenza pandemic. This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.

Twentieth Century Influenza Pandemics in Singapore

Tropical countries such as Singapore, although without well-defined influenza seasons, are also affected by influenza epidemics and pandemics. Twenty per cent of Singapore’s population is clinically infected by seasonal influenza annually, and excess mortality over the past decade was about 14.8 per 100,000 person-years – comparable to temperate United...

A Cross-sectional Study of Primary-care Physicians in Singapore on Their Concerns and Preparedness for an Avian Influenza Outbreak

Outbreaks of avian influenza (AI) caused by the H5N1 subtype in several Asian countries have raised concern all over the world. AI is endemic in several parts of Asia. To date, there have been more than 200 human cases of AI virus infection, mainly as a result of poultry-to-human...

Singapore and the Tobacco Pandemic

The World Health Organization, in its 2008 Report on the Global Tobacco Epidemic, has framed the problem in almost apocalyptic terms, in stating that tobacco smoking is now the number one preventable cause of death globally. Smoking will kill up to 1 in 2 smokers and is a major...

Concerns, Perceived Impact and Preparedness in an Avian Influenza Pandemic – a Comparative Study between Healthcare Workers in Primary and Tertiary Care

The danger posed by emerging infectious diseases has become greater in the past few years with the World Health Organization (WHO) warning that the threat of an avian influenza (AI) pandemic is imminent. Healthcare institutions are expected to be key players during a pandemic, with healthcare workers (HCWs) at...

Public Perceptions of Healthcare in Singapore

Healthcare is increasingly dominating the policy agenda in developed countries. In the United States, healthcare has been ranked only behind the war in Iraq as the issue the American public would “most like the president and Congress to act on next year”, while 19% of Canadians deemed healthcare the...

Public Misperceptions About Transmission of Hepatitis B Virus in Singapore

Chronic hepatitis B (CHB) is an important global health problem, with more than 350 million individuals affected worldwide. CHB is particularly important in Asia, as 4% to 10% of the total population are affected, and approximately 75% of patients with CHB worldwide reside in Asia.1,2 During the course of...

A History of the Chapter of Public Health and Occupational Physicians

The history of the Chapter of Public Health and Occupational Physicians began with the founding of the Academy of Medicine in 1957. It was the first professional corporate body of medical and dental specialists in Singapore. This article is available only as a PDF. Please click on "Download PDF" to...

Survival of Small-cell Lung Cancer and its Determinants of Outcome in Singapore

Lung cancer is the leading cause of cancer mortality around the world.1 Small-cell lung cancer (SCLC) constitutes about 15% to 25% of all lung cancer cases in North America and Europe.2,3 In contrast, SCLC constitutes a smaller percentage of lung cancer cases in Asian countries. In a Taiwanese hospital,...

The personal recovery movement in Singapore – past, present and future

Early psychiatric conceptions of successful mental health recovery traditionally focused on reducing or eradicating symptoms.1 The personal recovery movement of the early 1990s in the US prioritised a more holistic and consumer-driven understanding of recovery.2 This paradigm shift emphasises that recovery is best defined by people with lived experiences,...

The Annals: Welcoming the future of Medicine

What started as a cluster of cases of pneumonia in Wuhan, the capital city of China’s Hubei Province, in December 2019, has since evolved into a pandemic with devastating consequences to health and livelihoods.1 Hardly a day passes without the term COVID-19, the disease caused by the severe acute...

Lack of Awareness amongst Community Patients with Diabetes and Diabetic Retinopathy: The Singapore Malay Eye Study

Diabetes is a major public health problem, and diabetic retinopathy is the leading cause of blindness in working-aged people.1 Previous studies have documented poor attainment of guidelines of glycosylated haemoglobin (HbA1c) and blood pressure control2 and eye care utilisation3-6 in the prevention of diabetic retinopathy. Studies have also documented...

Pain Prevalence in Singapore

Population studies on pain prevalence are useful in determining the impact that chronic pain has on the society. It draws the attention of healthcare administrators to chronic pain as a problem and direct healthcare spending accordingly. Previous studies performed using variations in definitions and methodology, yielded rates between 10%...

An Update of Paediatric Intussusception Incidence in Singapore: 1997-2007, 11 Years of Intussusception Surveillance

This is an update to the previously published paper by Boudville et al1 on 8 years of intussusception (IS) surveillance in Singapore. IS is a rare but serious gastrointestinal disease in infants and young children.2,3 The focus on natural rotavirus infection as a potential cause of IS followed the...

The Evolving Role of the Community Pharmacist in Chronic Disease Management – A Literature Review

Pharmacy has matured as a clinical profession and is presently well positioned to transform itself from a product and task oriented (dispensing) to a patient oriented profession (provision of care, advice and counselling). Every day, millions of people across the world visit community pharmacies for their healthcare needs for...

Pathological Video-Gaming among Singaporean Youth

Video-gaming and internet use are a part of the lives of children and adolescents today. Among countries that are highly wired with high speed internet access, Singapore had the second highest broadband penetration rate in 2008 next to South Korea in the world, with 88% of households having broadband...

Psychological Symptoms in People Presenting for Weight Management

Multiple factors contribute to the genesis and maintenance of obesity which is a difficult condition to treat and weight loss is often not maintained. The psychological problems found in obese patients have recently received increasing attention. This article is available only as a PDF. Please click on “Download PDF” on...

Trends in Importation of Communicable Diseases into Singapore

Singapore is a city-state in Southeast Asia, with a total population in 2007 of 4,839,400, of which 3,642,700 (75.3%) are Singaporean residents. The remaining 25% constitute of immigrant workers on work permit, foreigners on employment pass, and student pass holders. This article is available only as a PDF. Please click...

Validity and Reliability of the Zarit Burden Interview in Assessing Caregiving Burden

Dementia is a growing public health issue in the Asia-Pacific region. The number of people with dementia in the Asia-Pacific region will increase from 13.7 million people in 2005 to 64.6 million people in 2050. This article is available only as a PDF. Please click on “Download PDF” on top...

Multi-disease Health Screening in an Urban Low-income Setting: A Community-based Study

With the burden of chronic disease rising amongst rapidly urbanising Asian populations, active participation in health screening would allow for early detection and management of disease. However, participation in health screening can vary greatly within populations and is influenced significantly by sociodemographic and attitudinal factors. This article is available only...

Venous Thromboembolism at the National Healthcare Group, Singapore

Venous thromboembolism (VTE) is a potentially fatal disease which includes deep vein thrombosis (DVT) and pulmonary embolism (PE). About 30% of patients with VTE die within 30 days while 20% suffer sudden death from pulmonary embolism.1 Risk factors commonly seen in hospitalised patients, include immobilization, acute medical illness and...

The Pedagogical Value of a Student-run Community-based Experiential Learning Project: The Yong Loo Lin School of Medicine Public Health Screening

Experiential learning brings medical students out of the comfort zone of learning in their classrooms to acquire and apply knowledge and skills in an immediate and relevant setting. By linking theory and practice, experiential education differs from the traditional education in that it actively engages students in experiences that...

Comparison of Clinical Outcomes and Cost Between Surgical and Transcatheter Device Closure of Atrial Septal Defects in Singapore Children

Congenital heart defects (CHD), with an incidence of approximately 1 in 100 live births, are the most important and frequent congenital malformations. It can cause significant morbidity and mortality in children as well as adults. This article is available only as a PDF. Please click on “Download PDF” on top...

Acceptability of Medical Students by Patients from Private and Public Family Practices and Specialist Outpatient Clinics

In recent decades, medical advances and economic pressures have shifted medical student training from hospital inpatient to ambulatory settings such as hospital outpatient and primary care clinics. Most studies have found that patients are agreeable to seeing medical students and value the opportunity to interact with them. This article is...

Evaluation on the Effectiveness of the National Childhood Immunisation Programme in Singapore, 1982-2007

Singapore has a comprehensive National Childhood Immunisation Programme (NCIP) which first covered smallpox (1862), followed by diphtheria (1938), tuberculosis (TB) (1957), poliomyelitis (1958), pertussis and tetanus (1959) and measles and rubella (1976). In October 1985, hepatitis B vaccination was introduced into the programme for babies born to hepatitis B...

Peripheral Arterial Disease in Community-based Patients with Diabetes in Singapore: Results from a Primary Healthcare Study

Peripheral arterial disease (PAD) is a significant complication of diabetes mellitus and accounts for the majority of amputations among these patients with diabetes. In addition, PAD is a manifestation of systemic atherosclerosis and is associated with increased risk of death and ischaemic events. This article is available only as a...

Knowledge, Attitudes and Practices of the Advance Medical Directive in a Residential Estate in Singapore

The Advance Medical Directive (AMD) Act was passed in Parliament in May 1996. The AMD is a legal document that an individual can sign in advance to inform his or her attending doctor that he or she does not want any extraordinary life-sustaining treatment to be used to prolong...

Attitudes of Patients, Visitors and Healthcare Workers at a Tertiary Hospital Towards Influenza A (H1N1) Response Measures

Following the announcement by the World Health Organization (WHO) that outbreaks of a novel influenza virus had occurred in Mexico and several parts of the United States of America,1 the Emergency Preparedness Teams of the Singapore General Hospital and its sister institutions on the Outram Campus were activated. Measures...

Outbreak of Novel Influenza A (H1N1-2009) Linked to a Dance Club

Influenza A (H1N1-2009) is a novel strain of influenza virus. The infection is thought to have first occurred in Mexico in March 2009, and then spread worldwide, resulting in the first influenza pandemic of the 21st century. This article is available only as a PDF. Please click on “Download PDF”...

An Epidemiological Study of 1348 Cases of Pandemic H1N1 Influenza Admitted to Singapore Hospitals from July to September 2009

On 17 April 2009, the US Centers for Disease Control (CDC) determined that febrile respiratory illness occurring in 2 children residing in adjacent counties in southern California was caused by a novel influenza A (H1N1) virus. The virus is thought to be a re-assortment of 4 known strains of...

Outbreak of Pandemic Influenza A (H1N1-2009) in Singapore, May to September 2009

The first cases of infection with a novel influenza A (H1N1) strain were reported in 6 cases in California and 2 cases in Texas in the United States in late April 2009. This was linked to outbreaks of influenza in Mexico, which included reports of large numbers of cases...

Research on Psychoneuroimmunology: Does Stress Influence Immunity and Cause Coronary Artery Disease?

In recent decades, there has been increasing interest in exploring the relationship between psychological stress and various health conditions. An enlarging body of evidence suggests the presence of interactions between the immune system, the central nervous system (CNS) and the endocrine system, where these systems can be influenced by...

Prevalence of Metabolic Syndrome by the Adult Treatment Panel III, International Diabetes Federation, and World Health Organization Definitions and their Association with Coronary Heart Disease in an Elderly Iranian Population

Coronary heart disease (CHD) is one of the most common causes of morbidity and mortality in different communities.1,2 Despite the lack of accurate data, there is evidence to indicate that CHD is increasing in magnitude in Iran.3 While age-adjusted mortality from CHD is gradually decreasing in developed countries,2,4 this...

Trends in Long-term Cancer Survival in Singapore: 1968-2002

With increasing health awareness and the greater extent of healthcare provision over the years, the life expectancy of Singaporeans has increased from 75.3 in 1990 to 78.4 in 2001. This suggests that cancer patients are surviving longer than before, due to an increasing number of delayed cancer deaths. Hence,...

Knowledge and Practice of Household Mosquito Breeding Control Measures between a Dengue Hotspot and Non-Hotspot in Singapore

Dengue is the most common mosquito-borne viral disease in the world and its severity is reflected by a 30-fold increase over the last 50 years. Today, 2.5 billion people over 100 endemic countries remain susceptible to this disease with an estimated annual incidence of 50 million leading to 22,000...

Epidemiological Surveillance and Control of Rubella in Singapore, 1991-2007

Rubella is a mild febrile viral exanthematous disease transmitted through droplets or direct contact with the nasopharyngeal secretion of an infected person. It is of public health importance because of the teratogenic effects of the virus on the developing fetus. This article is available only as a PDF. Please click...

The Health-Related Quality of Life of Junior Doctors

It is widely reported that junior doctors experience a large amount of work-related stress and fatigue. This has detrimental effects both on the well-being of the junior physicians and the health and well-being of the patients that they are treating. Junior doctors, especially those undergoing traineeship, have shown high...

Suicidal Ideation in Medical Students: Who Is at Risk?

It has long been acknowledged that medical students are at a greater risk for depression, but their elevated risk for suicide is particularly alarming. Despite general agreement that an elevated risk does exist, previous studies have not been able to consistently quantify or qualify that risk. One study determined...

Policy Implications of The Singapore Mental Health Study

Mental health issues have taken on greater importance with the growing awareness among policy makers of the importance of mental health for the development of human, social and economic capital of a country and the realisation that it is illogical to introduce health-sector reforms without paying due attention to...

Where do People with Mental Disorders in Singapore go to for Help?

Not only are mental disorders prevalent in any country, it is also common that many of those with mental disorders are neither seeking nor receiving help. This is the case even in developed countries: of the 31% of the US population affected by at least one mental illness, 67%...

Association of Socioeconomic Status (SES) and Social Support with Depressive Symptoms among the Elderly in Singapore

Depression in the elderly is a major public health issue. Associated morbidities such as higher risk of impairment in physical, mental and social functioning can be substantial, with the most serious complication being suicide. In the elderly, depression can often be undiagnosed and untreated because it may be related...

Suicidal Ideation, Suicidal Plan and Suicidal Attempts Among Those with Major Depressive Disorder

The World Health Organization (WHO) estimates that every year, almost a million people die from suicide — a mortality rate of 16 per 100,000, or 1 death every 40 seconds. WHO also posits that in some countries, suicide is one of the three leading causes of death among those...

Plasma IP-10 could identify early lung disease in severe COVID-19 patients

Dear Editor, The global pandemic of SARS-Coronavirus-2 (SARS-CoV-2) infection has imposed tremendous strain on healthcare resources worldwide, as a significant proportion of patients require intensive care. Although the majority have mild infections, up to 20% are estimated to become critically ill from severe disease.1 Age, concurrent comorbidities, more severe...

Sleep, Public Health and Wellness: The Elephant in the Room

The rising cost of health care and the burden of chronic illness are perennial concerns. Remarkably, there exists a measure that around 30% of city dwellers can implement to reduce their risk of accidents, coronary artery disease, diabetes, cancer and all-cause mortality while improving their cognitive performance. Unlike costly supplements...

Adverse reactions and safety profile of the mRNA COVID-19 vaccines among Asian military personnel

The COVID-19 pandemic has led to significant changes in the way of life for many around the world.1,2 After more than a year, many countries continue to struggle with rising infection rates, and economic and social impact of the pandemic.3-5 COVID-19 vaccines have become available since the end of...

Factors reducing inappropriate attendances to emergency departments before and during the COVID-19 pandemic: A multicentre study

Since the first case of coronavirus disease 2019 (COVID-19) was reported in China in late December 2019, the pandemic has spread throughout the world, with the World Health Organization (WHO) reporting over 206 million cases and over 4 million deaths globally as of 15 August 2021.1 To contain the...

Healthcare cost of patients with multiple chronic diseases in Singapore public primary care setting

The rising occurrence of individuals suffering from multiple chronic diseases, namely multimorbidity, is of public health concern globally.1 The current prevalence of multimorbidity in Singapore ranges from 26 to 89% by various studies depending on the definition used and the population studied.2-5 With Singapore’s fast ageing population, where 1...

Prevention and management of multimorbidity to ensure healthcare sustainability

Singapore has a healthcare system that is distinguished by its ability to achieve top health outcomes at very low healthcare expenditures.1 Yet one of the Ministry of Health’s (MOH) foremost policy concerns is the sustainability of the healthcare system in the face of a rapidly ageing society. With an...

Height and Mental Health and Health Utility Among Ethnic Chinese in a Polyclinic Sample in Singapore

Several studies have found adult height predictive of mental health and emotional well-being. A study of Swedish conscripts demonstrated an inverse association between height at age 18 to 19 and suicide mortality over 15 years of follow-up. Similarly, a study of Filipinos demonstrated an inverse association between height at age...

Prevalence of Overweight and Obesity in Chinese Preschoolers in Singapore

The increasing prevalence of childhood overweight and obesity and its associated adverse health outcomes have become an important health issue. Childhood obesity can persist into adulthood and increases the risk of cardiovascular metabolic diseases, giving rise to an increased healthcare burden. In Singapore, the prevalence of obesity for adults...

Is Cost-Effective Healthcare Compatible with Publicly Financed Academic Medical Centres?

Nearly all legislation involves a weighing of public needs as against private desires; and likewise a weighing of relative social values. —Louis D Brandeis As a small island state with finite resources, Singapore’s healthcare philosophy is governed by pragmatism, rationing and cost-effectiveness (see Appendix 1 for definition) with an unrelenting emphasis...

A Review of Back Injury Cases Notified to the Ministry of Manpower from 2011 to 2012

Work-related low back disorders consist of both low back pain (LBP) and low back injuries. They are a significant and increasing problem all over the world. Studies estimate that between 60% and 90% of people will suffer from low back disorders at some point in their life. Among the...

How do English-speaking Cancer Patients Conceptualise Personhood?

Understanding the way personhood or “what makes you, you” is conceptualised is pivotal to the practice of medicine. Conceptions of personhood determine the moral and legal status of an individual, is central to the protection of rights and privileges and is pivotal to the maintenance of the distinctiveness of...

Too Much Medicine: Time to Stop Indiscriminate Cancer Screening

Like most industrialised countries in the world, cancer has now become the leading cause of mortality in Singapore. Approximately 1 in 3 deaths in Singapore today is as a result of cancer. It is therefore unsurprising that cancer screening has become an integral part of health screening in primary...

MERS-CoV: Where Are We Now?

Prior to 2002, coronaviruses were known mainly for causing mild human upper respiratory tract infections (URTIs) and enteric and respiratory infections in many animals. However, their full pathogenic potential was only realised when an outbreak of severe pneumonia with a high fatality rate occurred in southern China, and they...

An External Independent Validation of APACHE IV in a Malaysian Intensive Care Unit

Over the past 30 years, different versions of severity of illness scoring systems and prognostic models have been developed for prediction of patient outcomes in critical care. These physiological-based systems and models allow patients to be stratified according to their severity of illness and provide prediction of in-hospital mortality....

Risk Factors for Severe Adenovirus Infection in Children during an Outbreak in Singapore

Human adenoviruses (HAdVs) are well known pathogens that cause a variety of human illnesses. They are non-enveloped, linear double-stranded deoxyribonucleic acid (DNA) viruses. More than 50 distinct serotypes have been identified since the early 1950s. The wide spectrum of symptoms includes upper respiratory tract illness, pneumonia, conjunctivitis, cystitis and...

Anaerobic Bacteraemia Revisited: Species and Susceptibilities

Over the last 2 decades, the importance of anaerobic bacteraemia has undergone various shifts in opinion. Early studies in the 1970s reported that anaerobes accounted for 2% to 20% of bacteraemia. However, by the mid 1980s, multiple centres reported declining rates of anaerobic bacteraemia, and several authors suggested that...

Factors and experiences associated with unscheduled 30-day hospital readmission: A mixed method study

Readmission leads to a greater demand for healthcare services, especially hospital beds, and contributes to the rising healthcare costs.1,2 With estimated one-third of the readmissions considered preventable,3 early identification of the underlying risk factors can offer better management and discharge planning.4 Some risk factors of readmissions related to patient...

Potentially avoidable readmissions: Understanding drivers and technology-enabled solutions

Hospital admissions places high resource demands on the health system, and is a major cost-driver in Singapore and globally.1-3 Admissions have and will continue to increase given Singapore’s ageing population and growing chronic disease and multimorbidity burden, impacting care quality and patient/provider experience.2,4 While majority of admissions are clinically...

Safety and side effect profile of Pfizer-BioNTech COVID-19 vaccination among healthcare workers: A tertiary hospital experience in Singapore

The newly emerged coronavirus virus 2019 (COVID-19) disease was declared a Public Health Emergency of International Concern by the World Health Organization (WHO) on 30 January 2020, and subsequently designated a pandemic on 11 March 2020.1 Globally, over 209 million cases have been reported, with more than 4.4 million...

Prehabilitation and Its Role in Geriatric Surgery

The population in Singapore is ageing rapidly. According to statistics, by 2030, 1 in 2 adults in Singapore will be >65 years old. As the life expectancy of the population has improved significantly in the past few decades, a substantial portion of this rapidly ageing population will place a...

Health professions education in pandemics and epidemics: A proposed framework for educators

The COVID-19 pandemic has disrupted healthcare systems and health professions education (HPE). There are few frameworks to help educators manage HPE before, during and after pandemics and epidemics. We developed a crisis management framework which draws from diverse theories to emphasise preparedness, leadership, stakeholder perceptions and organisational learning to provide...

The “Jeff Cut”: A simple innovation to minimise up-riding sleeves of protective gown

Personal protective equipment (PPE) including the N95 mask, face shield, cap, splash-resistant gown and gloves are worn by frontline healthcare workers for various duties in the care of patients with communicable diseases like COVID-19. PPE is also worn by ancillary staff such as security personnel, porters, medical transport crew...

Merits of a harmonised system to classify drug-related problems in Singapore

A drug-related problem (DRP) is commonly defined as an event or circumstance involving drug treatment that actually or potentially interferes with the optimal outcome of a patient’s medical care. It broadly includes events related to errors, adverse effects or adherence issues. DRPs are associated with increased healthcare costs and...

Factors influencing protective behaviours during haze episodes in Singapore: A population-based study

Southeast Asia suffers from recurrent episodic air pollution from biomass smoke known as haze, which is mainly caused by human activities such as the extensive use of fire to clear land for agriculture,1 or to settle disputes over land rights.2 It is a major public health problem affecting an...

Seasonal haze: Knowledge gaps and risk perception behaviours

The seasonal haze in Southeast Asia has been a recurrent concern whenever we enter the southwest monsoon season (June–September). This phenomenon, caused by agricultural fires, has vast effects on multiple countries in the region. This article is available only as a PDF. Please click on "Download PDF" to view the...

ST-segment elevation myocardial infarction in post-COVID-19 patients: A case series

Coronavirus disease 2019 (COVID-19) has been associated with thromboembolic phenomenon in the early phase of disease. Growing evidence suggests a hypercoagulable state as well as abnormal platelet activation, impaired fibrinolysis, and endothelial dysfunction in COVID-19 patients, resulting in thrombosis. The lungs are thought to be the epicentre of thrombosis,...

Impact of unemployment on mental disorders, physical health and quality of life: Findings from the Singapore Mental Health Study

Several reviews and meta-analyses have established an association between unemployment and psychological distress. This relationship between unemployment and mental health is complex and likely bidirectional. On the one hand, unemployment may lead to psychological distress and mental disorders (social causation), but on the other, those with poor mental health...

Dietary intake of persons with depressive and psychotic disorders in Singapore

Unhealthy diet is a modifiable risk factor in many health conditions, including mental disorders. Nutritional psychiatry is an emerging field that examines the role of diet and nutrition in mental health. Since its beginnings in the 2000s, a notable change in the field was a switch in focus from...

Evaluation of the QIAstat-Dx Respiratory SARS-CoV-2 Panel for early diagnosis of COVID-19

An effective response to the SARS-CoV-2 that has caused the coronavirus disease 2019 (COVID-19) pandemic1 requires rapid and accurate diagnostic testing. We evaluate the QIAstat-Dx® Respiratory SARS-CoV-2 Panel—a multiplex real-time polymerase chain reaction (RT-PCR) assay—against an E-gene RT-PCR assay2 that successfully identified cases at the start of the COVID-19...

Antibiotic stewardship algorithm to rationalise antibiotic use among hospitalised COVID-19 patients

As presentation of COVID-19 may mimic that of bacterial pneumonia, antibiotics are often prescribed. Concerns regarding overuse of antibiotics are now being raised particularly as we learn of the low rates of bacterial and fungal co-infection. To limit unnecessary antimicrobial exposure, we posit an algorithm for antibiotic guidance. This article...

Attendance for ischaemic stroke before and during COVID-19 lockdown in Singapore

The coronavirus disease 2019 (COVID-19) outbreak has impacted healthcare systems worldwide. Globally, visits to the emergency department have fallen as much as 25% during COVID-19-related lockdowns. Notably, there have been reports that patients with acute emergencies such as strokes and heart attacks are either not seeking treatment, or are...

Radiological changes on chest CT following COVID-19 infection

COVID-19 infection is associated with high rates of hospitalisation and mortality, placing healthcare systems under strain. There are many reports regarding the non-contrast-enhanced high-resolution computed tomography (HRCT) features of the lungs during the onset of COVID-19; however, few studies have described the radiological changes and outcome of residual lesions...

Stress and resilience of paediatric healthcare workers during COVID-19

The coronavirus disease 2019 (COVID-19) pandemic has caused multiple changes in healthcare systems as governments implement measures to boost acute services. Healthcare workers (HCWs) across different specialties are reported to have decreased quality of life and increased stress, further aggravated during the pandemic. This article is available only as a...

Severe COVID-19 and coagulopathy: A systematic review and meta-analysis

Manifestations of the coronavirus disease 2019 (COVID-19) span a wide clinical spectrum, from asymptomatic carriers to critical illness with a wide range of complications. Our understanding of the pathophysiology of the disease process is still evolving. As part of the host response to viraemia, it has been postulated that...

Health-seeking behaviour of foreign workers in Singapore: Insights from emergency department visits

Singapore employs a large foreign worker (FW) population, defined as non-Singapore citizens and non-permanent residents working locally. Holders of “work permit” (WP), the work pass issued to semiskilled workers, comprise 26.0% of Singapore’s entire labour force. Two other work passes held by FWs, “S pass” and “employment pass”, are...

Accuracy of self-reported height, weight and BMI in a multiethnic Asian population

Overweight and obesity continue to be one of the most critical public health issues worldwide. Body mass index (BMI) derived from height and weight has been directly linked to a number of debilitating diseases, including diabetes, heart disease and cancer, and has gained increased popularity as a measure of...

Incidence and trends of ophthalmic cancer in Singapore: Data from Singapore Cancer Registry

Ophthalmic cancers are commonly encountered in clinical practice and are an important cause of morbidity and mortality. Globally, the incidence of ophthalmic cancers have been increasing in the past 2 to 3 decades.3-6 Data on recent incidence of primary ophthalmic cancers, comprising intraocular and extraocular cancers, have not been...

Estimating the impact of COVID-19-induced coagulopathy

The current coronavirus disease 2019 (COVID-19) pandemic has exerted significant strain on healthcare worldwide. Mostly asymptomatic or mildly symptomatic, COVID-19 caused by SARS-CoV-2 is described as a thrombo-inflammatory syndrome,1 with severe respiratory illness occurring in about 13% of affected patients. This can rapidly transform into a life-threatening condition in...

Impact of COVID-19 on mental health and occupational burnout in a surgical unit in Singapore

In this study, we assessed the impact of COVID-19 on the psychological well-being and burnout among staff who manage critically ill general surgery and trauma patients as part of the Acute Care Surgery (ACS) service at the Singapore General Hospital, Singapore. The ACS team may be exposed to COVID-19...

Optimum early orthopaedic surgery in COVID-19 patients

Multiple guidelines have been established regarding the management of COVID-19 patients. However, there remains a paucity regarding specific guidelines on the optimal timing for surgeries in COVID-19 patients requiring early orthopaedic surgery. This paper aims to provide evidence-based recommendations regarding the timing to proceed with early orthopaedic surgeries in...

Vulnerability to rumours during the COVID-19 pandemic in Singapore

The global outbreak of coronavirus disease 2019 (COVID-19) has come with increased psychological burden. In several meta-analyses, depression and anxiety symptoms have been found to be elevated among healthcare workers and the general population. Others have reported a higher incidence of stress-related symptoms or post-traumatic stress disorder. These findings...

Behavioural changes during the COVID-19 pandemic: Results of a nationwide survey in Singapore

In response to the global outbreak of coronavirus disease 2019 (COVID-19), Singapore undertook a multipronged approach to contain the pandemic. Of note, when community transmission began early in the outbreak, the government started emphasising the role that individuals had to play by adopting health-preventive behaviours. This article is available only...

Psychosocial impact of the COVID-19 pandemic on paediatric healthcare workers

Early studies done in China during this COVID-19 pandemic have shown considerable mental health impact on healthcare workers (HCWs), especially those working on the frontline. HCWs exposed directly to COVID-19 may be affected not only by fears of contracting the virus and spreading it to their loved ones, but...

The impact of COVID-19 pandemic on global mental health: From the general public to healthcare workers

The COVID-19 pandemic began in late 2019 and was declared a pandemic by the World Health Organization (WHO) on 11 March 2020. To decrease the spread of the virus and demand on the healthcare system, governments globally executed multiple public health measures including lockdown, social distancing, significant closure of...

Living with COVID-19: The road ahead

The COVID-19 pandemic has made an unprecedented impact on global morbidity, mortality and healthcare measures to contain the infection.1 Multiple waves of infections in 2020 and 2021 have resulted in significant disruptions to healthcare, economies and societies globally, with few countries able to avoid major epidemics. In the initial...

The Novel Coronavirus (SARS-CoV-2) Pandemic

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic began in early December in Wuhan, the 7th most populous city in Mainland China, and was reported to the World Health Organization (WHO) on 31 December 2019. An outbreak of unknown aetiology was suspected because many early cases were linked...

Precautions When Providing Dental Care During Coronavirus Disease 2019 (COVID-19) Pandemic

Coronavirus disease 2019 (COVID-19) is caused by novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and was first reported to the World Health Organization (WHO) as pneumonia of unknown aetiology in the Chinese city of Wuhan on 31 December 2019. Since then, COVID-19 has spread across the globe and...

Autism Spectrum Disorder and COVID-19: Helping Caregivers Navigate the Pandemic

The coronavirus disease 2019 (COVID-19) pandemic has disrupted societies globally. As of 11 May 2020, 53 children have been infected with COVID-19 in Singapore (Ministry of Health, Singapore, unpublished data). Children generally have mild disease, although there is emerging literature on paediatric multisystem inflammatory syndrome temporally associated with COVID-19....

Cross-reaction of Sera from COVID-19 Patients with SARS-CoV Assays

SARS-CoV-2 is a new zoonotic coronavirus (CoV) that emerged in Wuhan, China, which was first reported to the World Health Organization (WHO) on 31 December 2019. This coronavirus disease (COVID-19) causes mild to moderate respiratory illness in the majority of patients, but can cause serious complications in the elderly...

COVID-19 and Singapore: From Early Response to Circuit Breaker

The COVID-19 pandemic first broke out in Wuhan, China, in December 2019, where a cluster of pneumonia cases was reported and the novel coronavirus later identified. Since then, the virus has spread rapidly across the world, registering a total of 85000 reported cases across 53 countries/territories by 29 February...

Comparative Analysis of Symptomatic and Asymptomatic SARS-CoV-2 Infection in Children

Singapore confirmed its first case of COVID-19 on 23 January 2020 in a Chinese national from Wuhan, and its first paediatric case on February 4, 2020. As of 24 July 2020, Singapore has reported 49,071 cases of COVID-19. Singapore initiated a comprehensive surveillance, testing and contact tracing strategy as...

Managing a Renal Transplant Programme During the COVID-19 Pandemic: Practical Experience from a Singapore Transplant Centre

As infrastructure and policies were being put in place to combat COVID-19, we recognised that specialty-specific policies and protocols had to be drawn up as well. Similarly, the Renal Medicine Unit at the Singapore General Hospital, an academic medical centre, acted quickly to modify our services to (1) protect...

Coronavirus Disease 2019 (COVID-19): The Singapore Experience. A Review of the First Eight Months

Singapore reported its first imported case of COVID-19 on 23 January 20201 and its first COVID-19 deaths on 21 March 2020.2 The WHO declared COVID-19 to be a pandemic on 11 March 2020;3 as of 27 October 2020, there have been more than 42 million confirmed cases and 1.1...

Pregnancy Outcomes in COVID-19: A Prospective Cohort Study in Singapore

Since the first cases of coronavirus disease 2019 (COVID-19) in pregnancy were described, significant concerns have been raised about the potentially increased susceptibility of pregnant women to severe disease, and the unquantified risk of mother-child transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) to the fetus and neonate....

Resuming otolaryngology services following a COVID-19 lockdown in Singapore

When the COVID-19 outbreak first occurred, we tweaked our department workflows to cope with the various demands of our practice and the pandemic. When Singapore’s Multi-ministry Taskforce on COVID-19 deemed that it was safe to begin reopening the economy in 3 phases,3,4 our department adopted a gradual resumption of...

COVID-19: Lessons from Thailand

The COVID-19 pandemic has massively disrupted the social and economy of many countries. Thailand has been successful in controlling the spread of the disease and treating COVID-19 patients. We discuss Thailand’s strategy in containing the disease, management of severe COVID-19 patients, as well as future perspectives of COVID-19. This article...

Videoconsultation to overcome barriers during COVID-19

Since February 2020, Government Restructured Hospitals in Singapore began deferring non-urgent outpatient appointments. This aimed to facilitate physical distancing and reallocate healthcare resources to combat the pandemic. As the pandemic becomes increasingly prolonged, this strategy is unsustainable. There is increasing interest in using videoconsultations to ensure that patients receive...

Positive RT-PCR detected in patients recovered from COVID-19

Positive real-time reverse transcription-polymerase chain reaction (RT-PCR) for SARS-CoV-2 nucleic acid following 2 consecutive negative RT-PCR tests have been reported in China and Korea. This has led to speculation regarding “persistent carrier states”, “re-infections” or “re-activations” and raises questions about using negative RT-PCR as part of de-isolation criteria. We...

Cerebral venous thrombosis in a patient with mild COVID-19 infection

Emerging reports suggest venous and arterial thromboembolic diseases can complicate recovery from COVID-19. Postulated mechanisms include hypercoagulability, hypoxia, immobilisation, excessive inflammation and diffuse intravascular coagulation, especially in patients with severe COVID-19 infection. Nauka et al. provided vital insight that thrombotic complications can happen in a patient with non-critically ill...

Decrease in emergency department attendances during COVID-19 especially in school-going children

Health-seeking behaviour varies during a pandemic. Early reports have suggested reduced attendances at emergency departments (EDs), especially in paediatric patients and in patients with minor ailments, but these observations have yet to be evaluated in Singapore. We investigated ED attendances during the coronavirus disease 2019 (COVID-19) pandemic in Singapore. This...

Chronic disease self-management competency and care satisfaction between users of public and private primary care in Singapore

Primary care in Singapore is set to face challenges in managing a rapidly ageing population. The expected population of older adults aged 65 years and above will be close to 1.5 million by 2030, corresponding to 2.7 working adults per older adult in 2030.2 Between 2019 and 2050, Singapore...

Paediatric emergency department attendances during COVID-19 and SARS in Singapore

Coronavirus disease 2019 (COVID-19) was declared a pandemic by the World Health Organization (WHO) on 11 March 2020, with over 110 million cumulative cases worldwide to date and a case fatality rate of approximately 1%. In comparison, the 2003 outbreak of severe acute respiratory syndrome (SARS) had 8,422 cumulative...

Impact of cardiovascular diseases on severity of COVID-19 patients: A systematic review

Coronavirus disease 2019 (COVID-19) has spread rapidly from China to other countries around the world, with the World Health Organization characterising it as a global pandemic on 12 March 2020. The number of fatalities owing to COVID-19 is escalating rapidly. COVID-19 is caused by the Severe Acute Respiratory Syndrome...

Teleophthalmology and its evolving role in a COVID-19 pandemic: A scoping review

The World Health Organization declared coronavirus disease 2019 (COVID-19) a Public Health Emergency of International Concern on 30 January 2020. To control the outbreak, many countries have implemented nationwide lockdowns and social distancing measures, which have brought challenges to accessibility of healthcare services and continuation of long-term medical care,...

Obesity in COVID-19: A Systematic Review and Meta-analysis

Coronavirus disease 2019 (COVID-19) is an ongoing global pandemic infection by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It is established that increasing age and comorbidities such as cardiovascular diseases are associated with risk of infection, more severe disease and adverse outcomes. Obesity is an epidemic globally, causing...

Mental Health Strategies to Combat the Psychological Impact of Coronavirus Disease 2019 (COVID-19) Beyond Paranoia and Panic

On 30 January 2020, the World Health Organization (WHO) declared the outbreak of coronavirus disease 2019 (COVID-19) an international public health emergency after the number of cases soared across 34 regions in Mainland China and surpassed that of severe acute respiratory syndrome (SARS) in 2003. The virus was believed...

Rapid Progression to Acute Respiratory Distress Syndrome: Review of Current Understanding of Critical Illness from Coronavirus Disease 2019 (COVID-19) Infection

In this report, we describe a patient who developed acute respiratory distress syndrome (ARDS) with rapid clinical deterioration. Unfortunately, not much is known about the clinical features and risk factors for ARDS and critical illness even as the number of COVID-19 cases continues to climb at an alarming rate...