Table 1.
Characteristics of study population
| All | Confirmed TB | Possible TB | Non-TB | |
|---|---|---|---|---|
| n = 469 | n = 55 | n = 45 | n = 369 | |
| Enrolment site | ||||
| Out patients | 399 (85 %) | 40 (73 %) | 20 (44 %) | 339 (92 %) |
| In patients | 70 (15 %) | 15 (27 %) | 25 (56 %) | 30 (8 %) |
| Median Age in years (IQR) | 38 (31–45) | 37 (29–44) | 37 (33–41) | 38 (32–45) |
| Female | 301 (64 %) | 24 (44 %) | 29 (64 %) | 241 (65 %) |
| Median CD4 (IQR)* | 127 (35–256) | 92 (41–176) | 46 (12–176) | 142 (41–282) |
| CD4 < 100 | 195 (43 %) | 29 (55 %) | 28 (65 %) | 138 (39 %) |
| CD4 > =100 | 259 (57 %) | 24 (45 %) | 15 (35 %) | 220 (61 %) |
| Mean MEWS (SD) | 3 (1.95) | 5 (2.20) | 4 (2.37) | 3 (1.59) |
| MEWS > 4 | 101 (22 %) | 35 (63 %) | 19 (42 %) | 47 (13 %) |
| MEWS < = 4 | 368 (78 %) | 20 (36 %) | 26 (58 %) | 322 (87 %) |
| Median HGB g/dl** (IQR) | 9.7 (8.1-11.2) | 8.2 (6.2-9.6) | 8.0 (6–10) | 10 (9–12) |
| Median BMI (IQR) | 20 (18–22) | 18 (16–19) | 19 (16–21) | 21 (18–23) |
| TB suspects, WHO symptom screen | 426 (91 %) | 53 (96 %) | 43 (96 %) | 330 (90 %) |
| Current Cough | 222 (48) | 42 (76 %) | 28 (62 %) | 152 (41 %) |
| Fever | 238 (52 %) | 45 (82 %) | 28 (62 %) | 165 (45 %) |
| Weight loss | 390 (83 %) | 51 (93 %) | 39 (87 %) | 300 (81 %) |
| Night Sweats | 161 (34 %) | 26 (49 %) | 16 (36 %) | 119 (32 %) |
| Previous history of TB | 28 (6 %) | 4 (7 %) | 2 (4 %) | 22 (6 %) |
| Overall mortality*** | 81 (17 %) | 18 (33 %) | 23 (51 %) | 40 (11 %) |
*CD4 count missing for 15 participants
**HGB missing for 39 participants
***80 participants were lost to follow-up at 6 months and 11 transferred out
IQR = Interquartile range, SD = Standard Deviation