Tobacco is one of the greatest public health threats,
accounting for more than 7 million deaths each year.1 In
Singapore, the prevalence of smoking was estimated as
13.3% of the population aged 18 to 69 years in 2013.2
The positive association between tuberculosis (TB) and
smoking is well established in regard to the increased risk
of latent TB infection (LTBI), active TB, TB recurrence
and mortality due to suppression of the immune system.3-5
Brief smoking cessation advice by healthcare professionals
is demonstrated to be effective6-9 and recommended by the
United States Preventive Services Task Force.
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