Levels of indicators and outcomes over study period
| Indicator | Number positive/total | Percentage (95% CI) |
|---|---|---|
| 1. The proportion of pulmonary index cases who have at least one contact identified | 2481/2716 | 91% (90% to 92%) |
| The proportion of pulmonary index cases who have at least three contacts identified | 1810/2716 | 67% (65% to 68%) |
| The proportion of pulmonary index cases who have at least five contacts identified | 1093/2716 | 40% (38% to 42%) |
| 2. The proportion of identified contacts of pulmonary index cases who are evaluated | 10 251/11 981 | 86% (85% to 86%) |
| 3. The proportion of evaluated contacts that have active TB | 294/16 495 | 1.8% (1.6% to 2.0%) |
| The proportion of evaluated contacts of pulmonary smear-positive index cases that have active TB | 177/4328 | 4.1% (3.5% to 4.7%) |
| The proportion of evaluated contacts of pulmonary smear-negative index cases that have active TB | 45/3421 | 1.3% (0.98% to 1.8%) |
| The proportion of evaluated contacts of non-pulmonary and non-laryngeal index cases that have active TB | 51/7264 | 0.70% (0.51% to 0.89%) |
| 4. The proportion of evaluated child contacts that have LTBI | 490/4850 | 10% (9.3% to 11%) |
| The proportion of evaluated child contacts of pulmonary smear-positive index cases that have LTBI | 277/1046 | 26% (24% to 29%) |
| The proportion of evaluated child contacts of pulmonary smear-negative index cases that have LTBI | 93/980 | 9.5% (7.8% to 11%) |
| The proportion of evaluated child contacts of non-pulmonary and non-laryngeal index cases that have LTBI | 78/2386 | 3.3% (2.6% to 4.0%) |
LTBI, latent TB infection.