The study showed that among adolescents the incidence of pulmonary tuberculosis is quite low in India compared to similar studies performed in countries like South Africa and Eastern Uganda. In India, the incidence of tuberculosis has come down from 209 per 100,000 person years in 2005 to 171 per 100,000 person years in 2013. Data pertaining to the incidence of tuberculosis in vaccine target populations are vital for planning and driving vaccine clinical trials.

However, limited data is available on the incidence of tuberculosis in India, especially among adolescents. A prospective cohort study was conducted with a total of 3441 males and 3202 females between the age group of 11-18 years. It was found that the overall incidence including both definite and probable tuberculosis in the active surveillance group was 147.60 per 100,000 person years and in the passive surveillance group was…