Table 4 Mortality from time since treatment commencement
From: High mortality among tuberculosis patients on treatment in Nigeria: a retrospective cohort study
Time since treatment onset | Number of deaths | Proportionate mortality (%) | Person-months | Mortality rate per 100Â pm (95%CI) | Crude HR (95% CI) | Adjusted HR (95% CI)a |
|---|---|---|---|---|---|---|
1st week | 120 | 50 · 6 | 319 · 3 | 37 · 6 (31 · 4-44 · 9) | 1 | 1 |
2nd week | 32 | 13 · 5 | 265 · 9 | 12 · 0 (8 · 5-17 · 0) | 0 · 34 (0 · 23-0 · 53) | 0 · 49 (0 · 31-0 · 78) |
3rd week | 23 | 9 · 7 | 253 · 2 | 9 · 1 (6 · 0-13 · 7) | 0 · 31 (0 · 19-0 · 49) | 0 · 57 (0 · 34-0 · 96) |
4th week | 13 | 5 · 5 | 245 · 9 | 5 · 3 (3 · 1-9 · 1) | 0 · 18 (0 · 10-0 · 32) | 0 · 31 (0 · 17-0 · 60) |
2nd month | 21 | 8 · 9 | 936 · 8 | 2 · 2 (1 · 5-3 · 4) | 0 · 08 (0 · 05-0 · 12) | 0 · 18 (0 · 10-0 · 30) |
3rd month | 12 | 5 · 1 | 885 · 2 | 1 · 4 (0 · 8-2 · 4) | 0 · 04 (0 · 02-0 · 08) | 0 · 13 (0 · 07-0 · 26) |
4th month+ | 16 | 6 · 7 | 3530 · 0 | 0 · 5 (0 · 3-0 · 7) | 0 · 01 (0 · 06-0 · 02) | 0 · 05 (0 · 03-0 · 08) |