Table 1 Classification of samples
Clinical group | Samples (n) |
|---|---|
TB POSITIVE | 292 |
1. infection with M. tuberculosis, culture and smear positive | 230 |
2. infection with M. tuberculosis, culture positive, smear negative | 62 |
TB NEGATIVE | 289 |
3. no TB | 269 |
4. no TB but culture positive for non-tuberculous mycobacteria | 20 |
TOTAL | 581 |