Table 2 Results of contact tracing
DS-TB (%) | HMR-TB (%) | MDR-TB (%) | p-value vs DS-TB | ||
|---|---|---|---|---|---|
HMR-TB | MDR-TB | ||||
Source cases | 2895 | 96 | 28 | ||
Close contacts | 7309 | 249 | 89 | ||
TST positive | 2321 (32) | 121 (49) | 42 (47) | <0.001 | 0.002 |
Secondary case | 168 (2) | 8 (3) | 5 (6) | 0.347 | 0.039 |
Prior positive | 448 (6) | 12 (5) | 8 (9) | 0.395 | 0.265 |
No result | 475 (6) | 9 (4) | 1 (1) | 0.067 | 0.045 |