Adjusted OR (95% CI) | Crude OR (95% CI) | Normal contacts (%) | TB positive contacts | Risk factors |
1 0.88 (0.74, 0.94) |
1 (Reference) 0.46 (0.24, 0.88) |
285 329 |
27 16 | Education Illiterate Some education |
1 1.94 (1.00, 3.4) |
1 2.02 (1.07, 3.79) |
440 174 |
25 18 | Duration of contact <4 months >4 months |