Nature of samples | No. of cases | CRS positive cases | Z-N smear (%) | Culture (%) | Single step mPCR (%) | nMPCR (%) | IS6110 & MTP40 (%) | MTP40 & 32kD α-antigen | Only IS6110 (%) | Only MTP40 (%) | Only 32kD α-antigen (%) | IS6110 + MTP40+ 32kD α-antigen |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Pulmonary samples | 535 | 415 (77.6) | 287 (53.6) | 329 (61.5) | 345 (64.5) | 403 (75.3) | 373 (69.7) | 6 (1.1) | 5 (0.9) | 7 (1.3) | 9 (1.7) | 3 (0.6) |
Sputum | 523 | 409 (78.2) | 283 (53.3) | 323 (61.7) | 337 (64.4) | 394 (75.3) | 365 (69.8) | 6 (1.1) | 4 (0.8) | 7 (1.3) | 9 (1.7) | 3 (0.6) |
BAL | 12 | 6 (50) | 4 (33.3) | 6 (50) | 8 (66.6) | 9 (75) | 8 (66.6) | 0 | 1 (0.2) | 0 | 0 | 0 |
Extra-pulmonary samples | 65 | 35 (53.8) | 15 (23.1) | 19 (29.2) | 20 (30.8) | 32 (49.2) | 22 (33.8) | 1 (1.5) | 2 (3.0) | 2 (3.0) | 4 (6.1) | 1 (1.5) |
Pleural Fluid | 5 | 3 (60) | 2 (40) | 3 (60) | 3 (60) | 3 (60) | 3 (60) | 1 | 0 | 0 | 0 | 0 |
CSF | 9 | 6 (66.7) | 3 (33.3) | 4 (44.4) | 4 (44.4) | 5 (55.5) | 4 (44.4) | 0 | 0 | 1 (11.1) | 0 | 0 |
Bone marrow | 1 | 1 (100) | 0 | 1 (100) | 1 (100) | 1 (100) | 1 (100) | 0 | 0 | 0 | 0 | 0 |
Pus | 15 | 12 (80) | 6 (40) | 7 (46.7) | 6 (40) | 12 (80) | 7 (46.7) | 1 (6.7) | 1 (6.7) | 1 (6.7) | 1 (6.7) | 1 (6.7) |
Urine | 20 | 4 (20) | 0 | 0 | 1 (5) | 3 (15) | 3 (15) | 0 | 0 | 0 | 0 | 0 |
FNAs | 15 | 9 (60) | 4 (26.7) | 4 (26.7) | 5 (33.3) | 8 (53.3) | 4 (26.7) | 0 | 1 (6.7) | 0 | 3 (20) | 0 |
Total | 450 | 302 (67.1) | 348 (77.3) | 365 (81.1) | 435 (96.7) | 395 (87.8) | 7 (1.5) | 7 (1.5) | 9 (2.0) | 13 (2.9) | 4 (1.0) | |
Control | 150 | 0 | - | - | - | 2 (1.3) | 2 (1.3) | - | - | - | - | - |
Total | 600 | - | - | - | - | 437 (72.8) | 397 (66.2) | - | - | - | - | - |