BackgroundThe World Health Organization recommends evaluation of all household contacts (HHC) of index tuberculosis (TB) patients for TB disease (TBD) and TB infection (TBI). Tests to identify TBI and
*Since those with PPD induration at entry of ≥10 mm did not have repeat testing, the induration for that group is from the entry TST but for those with entry TST<10 mm this variable uses the week 8–12
Background The World Health Organization recommends evaluation of all household contacts (HHC) of index tuberculosis (TB) patients for TB disease (TBD) and TB infection (TBI). Tests to identify TBI an
*Since those with PPD induration at entry of ≥10 mm did not have repeat testing, the induration for that group is from the entry TST but for those with entry TST