Table 2.
Comparative covariate effect estimates using the three methods.
| Categories | Odds Ratio (95% CI) | Hazards Ratio (95% CI) | Excess Hazard Ratio (95% CI) |
|---|---|---|---|
| Sex | |||
| Male | 1 | 1 | 1 |
| Female | 1.164 (0.881, 1.537) | 1.140 (0.908, 1.433) | 1.468 (0.985,2.189) |
| Age | |||
| Age 18–24 | 1 | 1 | 1 |
| Age 25–34 | 1.181 (0.757, 1.842) | 1.155 (0.796, 1.676) | 0.758 (0.440,1.308) |
| Age 35–44 | 1.506 (0.965, 2.351) | 1.371 (0.946, 1.989) | 1.014 (0.589,1.746) |
| Age >45 | 1.072 (0.660, 1.740) | 1.067 (0.707, 1.611) | 0.500 (0.213, 1.166) |
| Year of diagnosis | |||
| 1996 – 2000 | 1 | 1 | 1 |
| 2001 | 1.003 (0.513, 1.960) | 1.065 (0.597, 1.903) | 1.315 (0.355, 4.873) |
| 2002 | 1.270 (0.678, 2.381) | 1.254 (0.732, 2.151) | 1.657 (0.500, 5.497) |
| 2003 | 2.004 (1.076, 3.729) | 1.687 (0.993, 2.865) | 2.554 (0.790, 8.257) |
| 2004 | 1.024 (0.537, 1.954) | 1.058 (0.608, 1.841) | 0.837 (0.237, 2.954) |
| TB/MDR-TB history | |||
| No | 1 | 1 | 1 |
| Yes | 1.982 (1.071, 3.666) | 1.628 (0.949, 2.791) | 1.697 (0.673, 4.283) |
| HIV status | |||
| Negative | 1 | 1 | 1 |
| Positive | 4.279 (3.103, 5.899) | 2.778 (2.133, 3.619) | 5.571 (3.187, 9.739) |
| Unknown | 1.418 (1.016, 1.980) | 1.301 (0.971, 1.742) | 1.459 (0.720, 2.957) |
| Ethambutol Resistance | |||
| Known | 1 | 1 | 1 |
| Unknown | 2.467 (1.867, 3.261) | 1.907 (1.510, 2.409) | 3.654 (2.142, 6.234) |
| Kanamycin Resistance | |||
| Known | 1 | 1 | 1 |
| Unknown | 2.906 (1.538, 5.487) | 2.208 (1.305, 3.736) | 4.872 (1.782, 13.321.) |
| Ofloxacin or Ciprofloxacin Resistance | |||
| Known | 1 | 1 | 1 |
| Unknown | 0.528 (0.274, 1.016) | 0.616 (0.362, 1.046) | 0.307 (0.128, 0.736) |