Table 2.
Summary of results of the diagnostic tests.
| Method | Diagnostic rate (n/N) | |||||
|---|---|---|---|---|---|---|
| Sputum* | PF | Histopathology | ||||
| TB group | Non-TB group | TB group | Non-TB group | TB group | Non TB group | |
| AmpSure positive | 208/278 | 0/76 | 75/354 | 0/84 | ||
| AFB smear positive | 87/278 | 2/76 | 11/354 | 0/84 | ||
| Mt-culture positive | 245/278 | 0/76 | 63/354 | 0/84 | ||
| Histopathology-confirmed | 66/66 | 12 negative/12 | ||||
| IFNγ release of PF (>50%) | 354/354 | 66/84 | ||||
| ADA of PF (>40 IU/L) | 354/354 | 20/84 | ||||
| AmpSure positive/AFB and Mt-culture negative | 35/354 | 0/84 | ||||
| AFB positive/AmpSure and Mt- culture negative | 0/354 | 2/84 | ||||
| Mt-culture positive/AmpSure and AFB negative | 22/354 | 0/84 | ||||
*Sputum from 278/354 TB cases and from 76/84 non-TB cases was examined. AFB, acid-fast bacilli; PF, pleural fluid; Mt, Mycobacterium tuberculosis; IFNγ, interferon gamma; ADA, adenine deaminase.