Table 4 Xpert results by certainty of diagnosis
From: Prospective evaluation of GeneXpert for the diagnosis of HIV- negative pediatric TB cases
Confirmed TB n (%) | Probable TB n (%) | Possible TB n (%) | TB unlikely n (%) | Not TB n (%) | Total N (%) | ||
|---|---|---|---|---|---|---|---|
By patient | |||||||
Xpert positive | 26 (68.4) | 0 (0) | 1 (3.0) | 1 (5.9) | 0 (0) | 28 (18.7) | |
Xpert negative | 12 (31.6) | 60 (100) | 32 (97.0) | 16 (94.1) | 2 (100) | 122 (81.3) | |
Total | 38 (100) | 60 (100) | 33 (100) | 17 (100) | 2 (100) | 150 (100) | |
By Sample | |||||||
Xpert positive | 44 (57.1) | 0 (0) | 1 (1.6) | 1 (3.0) | 0 (0) | 46 (15.6) | |
Xpert negative | 33 (42.9) | 116 (100) | 63 (98.4) | 32 (97.0) | 4 (100) | 248 (84.3) | |
Total | 77 (100) | 116 (100) | 64 (100) | 33 (100) | 4 (100) | 294 (100) |