Table 1 Prevalence of M. tuberculosis among presumptive TB patients referred to DMRH using Gene Xpert MTB/RIF assay, 2015
Characters | M. tuberculosis | Total N (%) | P value | |
|---|---|---|---|---|
Detected N (%) | Not detected N (%) | |||
Age, years | ||||
 ≤10 | 9 (23.7) | 29 (76.3) | 38 (7.5) | 0.017 |
 11–17 | 7 (29.2) | 17 (70.8) | 24 (4.8) |  |
 18–30 | 46 (34.3) | 88 (65.7) | 134 (26.7) |  |
 31–40 | 25 (18.7) | 109 (81.3) | 134 (26.5) |  |
 41–50 | 15 (15.1) | 82 (84.5) | 97 (19.2) |  |
 51–60 | 9 (18) | 41 (82) | 50 (9.9) |  |
 61–95 | 6 (21.4) | 22 (79.6) | 28 (5.5) |  |
Sex | ||||
 Male | 74 (27.9) | 191 (72.1) | 265 (52.4) | 0.008 |
 Female | 43 (17.9) | 197 (82.1) | 240 (47.6) |  |
Residence | ||||
 Urban | 57 (20.2) | 225 (79.8) | 282 (55.7) | 0.007 |
 Rural | 60 (26.9) | 163 (73.1) | 223 (44.3) |  |
HIV infection | ||||
 Positive | 30 (16.6) | 153 (83.4) | 183 (36) | 0.008 |
 Negative | 87 (26.9) | 235 (73.1) | 322 (64) |  |
Reason for diagnosis | ||||
 Presumptive TB | 48 (15.1) | 269 (84.8) | 317 (62.8) | <0.001 |
 Presumptive DR TB | 69 (36.7) | 119 (63.3) | 188 (37.2) |  |
Treatment history with anti-TB drugs | ||||
 Previously treated | 41 (31.6) | 91 (68.9) | 132 (26.2) | 0.013 |
 Previously untreated | 76 (20.4) | 297 (79.6) | 372 (73.8) |  |
Presumptive DRTB | ||||
 New | 28 (45.2) | 34 (54.8) | 62 (32) | 0.024 |
 Relapse | 26 (25.7) | 75 (74.3) | 101 (52.1) |  |
 Failure | 14 (92.3) | 12 (7.7) | 26 (13.4) |  |
 Lost to follow-up | 0 | 1 | 1 (0.5) |  |
 MDR-contact | 1 (25) | 3 (75) | 4 (2.1) |  |
Site of presumptive TB | ||||
 Pulmonary | 64 (19.8) | 259 (80.2) | 323 (64) | 0.013 |
 Extra-pulmonary | 53 (29.1) | 129 (70.9) | 182 (36) |  |
Type of specimen | ||||
 Respiratory (sputum) | 64 (19.8) | 259 (80.2) | 323 (64) | 0.007 |
 Non-respiratory | 53 (29.1) | 129 (70.9) | 182 (36) |  |
Type of non-respiratory specimen | ||||
 Pus | 46 (35.1) | 85 (64.9) | 131 (26) |  |
 Peritoneal fluid | 2 (11.8) | 15 (88.2) | 17 (3.4) |  |
 Lymph node aspirate | 1 (7.1) | 13 (92.9) | 14 (2.8) |  |
 Pleural fluid | 3 (23.1) | 10 (76.9) | 13 (2.6) |  |
 Other | 1 (14.3) | 6 (83.7) | 7 (1.2) |  |
Total | 117 (23.2) | 388 (76.8%) | 505 (100) | Â |