Age category | TST positive | Exposed to TB on plot | Odds of TB infection in those exposed to adult TB on plot | Odds of TB infection in those exposed to smear positive PTB on plot | |||||
---|---|---|---|---|---|---|---|---|---|
n | n (%) | n (%) | OR* (95% CI) | OR* (95% CI) | |||||
5-9 | 258 | 74 | 29% | 144 | 56% | 2.0 | (1.1-3.6) | 2.0 | (1.1-3.5) |
10-14 | 370 | 151 | 41% | 209 | 46% | 1.5 | (1.0-2.3) | 2.4 | (1.5-3.6) |
≥15 | 472 | 255 | 54% | 298 | 63% | 1.4 | (0.9-2.0) | 1.4 | (0.9-2.0) |
Total | 1,100 | 480 | 44% | 651 | 59% | 1.6 | (1.2-2.0) | 1.9 | (1.4-2.4) |