LTBI Point prevalence

Total Study population (n = 768)

HHCs

(n = 245)

CCs

(n = 523)

LTBI Point prevalence using TST induration ≥ 10 mm:

461/1000 individuals

367/1000 individuals

LTBI Point prevalence using IFN-γ Mean level ≥ 0.35 IU/ml:

440/1000 individuals

203/1000 individuals