Question: how effective is ltbi treatment?
Answer: LTBI treatment was estimated to be beneficial when the annual risk of TB reactivation exceeded 13/100 000 to 93/100 000 for females aged 10–75 years and 15/100 000 to 119/100 000 for males aged 10–75 years; the numbers needed to treat to avoid one case of TB were 93, 77, 85 and 72, respectively, at these threshold ...