From: High mortality among tuberculosis patients on treatment in Nigeria: a retrospective cohort study
Variable | Number | Number of deaths (%) | Person-months (pm) | Mortality rate per 100Â pm (95% CI) |
---|---|---|---|---|
Age group (years) | ||||
 15–24 | 260 | 25 (9 · 6) | 1344 · 0 | 1 · 86 (1 · 26-2 · 75) |
 25–34 | 395 | 60 (15 · 2) | 1874 · 8 | 3 · 20 (2 · 49-4 · 12) |
 35–44 | 334 | 50 (15 · 0) | 1512 · 2 | 3 · 31 (2 · 51-4 · 36) |
 45–54 | 185 | 57 (30 · 8) | 650 · 8 | 8 · 76 (6 · 76-11 · 36) |
 55–64 | 85 | 14 (16 · 5) | 344 · 5 | 4 · 06 (2 · 41-6 · 86) |
  > 65 | 72 | 22 (30 · 6) | 251 · 7 | 8 · 74 (5 · 76-13 · 27) |
Gender | ||||
 Male | 810 | 147 (18 · 2) | 3544 · 7 | 4 · 15 (3 · 53-4 · 87) |
 Female | 614 | 90 (14 · 7) | 2891 · 5 | 3 · 11 (2 · 53-3 · 83) |
Residence | ||||
 Within Kano | 1,014 | 76 (7 · 5) | 5208 · 8 | 1 · 46 (1 · 17-1 · 83) |
 Outside Kano | 410 | 161 (39 · 3) | 1227 · 4 | 13 · 12 (11 · 24-15 · 31) |
Referral facility | ||||
 DOTS-linked facility | 624 | 34 (5 · 5) | 2470 · 7 | 1 · 05 (0 · 75-1 · 47) |
 Non DOTS-linked facility | 740 | 201 (27 · 2) | 2907 · 0 | 6 · 91 (6 · 02-7 · 94) |
TB diagnosis | ||||
 Bacteriological | 468 | 13 (2 · 8) | 2819 · 1 | 0 · 46 (0 · 27-0 · 79) |
 Clinical | 956 | 224 (23 · 4) | 3617 · 1 | 6 · 19 (5 · 43-7 · 05) |
TB site | ||||
 Pulmonary | 936 | 105 (11 · 2) | 4527 · 9 | 2 · 32 (1 · 92-2 · 81) |
 Extra-pulmonary | 229 | 36 (15 · 7) | 1146 · 3 | 3 · 14 (2 · 27-4 · 35) |
 Both | 223 | 95 (42 · 6) | 719 · 3 | 13 · 21 (10 · 80-16 · 15) |
HIV/ART status | ||||
 HIV- | 683 | 111 (16 · 3) | 3271 · 4 | 3 · 39 (2 · 82-4 · 09) |
 HIV+ not on ART | 478 | 104 (21 · 8) | 1895 · 4 | 5 · 49 (4 · 53-6 · 65) |
 HIV+ on ART | 90 | 7 (7 · 8) | 460 · 4 | 1 · 52 (0 · 72-3 · 19) |
 Unknown HIV status | 173 | 15 (8 · 8) | 809 · 0 | 1 · 85 (1 · 12-3 · 08) |
Previous TB treatment | ||||
 No | 1.082 | 93 (8 · 6) | 5340 · 9 | 1 · 74 (1 · 42-2 · 13) |
 Yes | 342 | 144 (42 · 1) | 1095 · 3 | 13 · 15 (11 · 17-15 · 48) |
Year of diagnosis | ||||
 2010–2011 | 413 | 76 (18 · 4) | 1721 · 5 | 4 · 41 (3 · 52-5 · 53) |
 2012 | 321 | 81 (25 · 2) | 1319 · 1 | 6 · 14 (4 · 94-7 · 63) |
 2013 | 450 | 53 (11 · 8) | 2195 · 3 | 2 · 41 (1 · 84-3 · 16) |
 2014 | 240 | 27 (11 · 3) | 1200 · 2 | 2 · 25 (1 · 54-3 · 28) |