Table 4 Survival submodel with slope parameterizations under Weibull accelerated failure time for DR-TB patients in Amhara region, Ethiopia
Variables | Status | |||
|---|---|---|---|---|
Event (%) | Censored (%) | CTR[95% CI] | ATR[95% CI] | |
Age | ||||
  < =24 | 16 (9.7) | 149 (90.3) | 1.00 | 1.00 |
 25–44 | 45 (17.4) | 213 (82.6) | 0.42 [0.21 0.88] | 0.45 [0.14 1.84] |
 45 and above | 25 (29.4) | 60 (70.6) | 0.18 [0.17 0.43] | 0.28 [0.10 0.68] |
Residence | ||||
 Urban | 27 (11.1) | 216 (88.9) | 1.00 | 1.00 |
 Rural | 59 (22.3) | 206 (77.7) | 0.36 [0.20 0.67] | 0.51 [0.30 0.86] |
TB complication | ||||
 Yes | 52 (57.1) | 39 (42.9) | 1.00 | 1.00 |
 No | 34 (8.2) | 383 (91.8) | 15 [7.59 29.72] | 7.65 [4.22 13.88] |
Sputum smear | ||||
 Positive | 72 (18.0) | 328 (82.0) | 1.00 | 1.00 |
 Negative | 14 (13.0) | 94 (87.0) | 1.56 [0.75 3.27] | 1.23 [0.65 2.33] |
Education | ||||
 No education | 50 (22.0) | 177 (78.0) | 1.00 | 1.00 |
 Primary | 24 (16.9) | 118 (83.1) | 1.47 [0.79 2.73] | 0.75 [0.41 1.36] |
 Secondary and above | 12 (8.7) | 127 (91.3) | 3.87 [1.68 8.90] | 2.34 [1.34 2.88] |
Anemia | ||||
 Anemic | 75 (24.1) | 236 (75.9) | 1.00 | 1.00 |
 Not anemic | 11 (5.6) | 186 (94.4) | 3.37 [1.35 8.41] | 2.58 [1.21 3.80] |
HIV | ||||
 Positive | 30 (24.4) | 93 (75.6) | 1.00 | 1.00 |
 Negative | 56 (14.6) | 329 (85.4) | 2.15 [1.21 3.84] | 1.94 [1.35 2.35] |
Diabetes | ||||
 Yes | 7 (43.7) | 9 (56.3) | 1.00 | 1.00 |
 No | 79 (16.1) | 413 (83.9) | 4.52 [1.64 12.46] | 3.45 [1.34 8.86] |
TB treatment | ||||
 No treatment | 9 (12.2) | 65 (87.8) | 1.00 | 1.00 |
 One and above | 77 (17.7) | 370 (82.3) | 0.57 [0.22 1.49] | 0.37 [0.16 0.86] |
Smoking history | ||||
 Yes | 18 (25.7) | 52 (74.23 | 1.00 | 1.00 |
 No | 68 (15.5) | 370 (84.5) | 2.05 [1.04 4.02] | 1.29 [1.07 2.88] |