Open Access
Table 2
Incidence of pulmonary tuberculosis estimated by sex, age, and follow-up period between weight loss group and non-weight loss group.
| Weight loss | Non-weight loss | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | N | Event | Person-years | Incidence† | N | Event | Person-years | Incidence† | IRR* | (95% CI) |
| All | 6051 | 115 | 32827 | 3.50 | 24081 | 209 | 138630 | 1.51 | 2.32 | (2.14, 2.52) |
| Sex | ||||||||||
| Female | 2904 | 36 | 16360 | 2.20 | 11562 | 61 | 67358 | 0.91 | 2.43 | (2.16, 2.73) |
| Male | 3147 | 79 | 16467 | 4.80 | 12519 | 148 | 71271 | 2.08 | 2.31 | (2.07, 2.58) |
| Age group (years) | ||||||||||
| 20-39 | 1339 | 9 | 8003 | 1.12 | 5371 | 15 | 32608 | 0.46 | 2.44 | (2.03, 2.94) |
| 40-64 | 2934 | 41 | 16521 | 2.48 | 11663 | 67 | 68377 | 0.98 | 2.53 | (2.25, 2.85) |
| 65-84 | 1778 | 65 | 8303 | 7.83 | 7047 | 127 | 37644 | 3.37 | 2.32 | (2.02, 2.67) |
| Follow-up period (months) | ||||||||||
| < 3 | 6051 | 34 | 1495 | 22.8 | 24081 | 9 | 6009 | 1.50 | 15.2 | (13.7, 16.9) |
| ≥ 3 | 5902 | 81 | 31333 | 2.59 | 23995 | 200 | 132621 | 1.51 | 1.71 | (1.58, 1.87) |