Table 4.
Presenting features of TB episodes, differentiated according to level of diagnostic certainty
| TB diagnostic category | Total number (%) | TB contact | Positive TST* | Suggestive symptoms** |
| Bacteriologically confirmed | 46 (100) | 16 (33) | 12 (25) | 37 (80) |
| Radiologically indicated | 27 (100) | 9 (33) | 4 (15) | 25 (93) |
| Clinically suspected | 61 (100) | 28 (46) | 17 (29) | 51 (82) |
| Not TB | 3 (100) | 0 (0) | 0 (0) | 3 (100) |
| TOTAL | 137 (100) | 53 (39) | 33 (24) | 116 (85) |
*TST, tuberculin skin test
**Persistent cough for >2 weeks and/or fever for >1 week and/or recent failure to thrive and/or specific organ involvement suggestive of TB