Open Access
Table 2
Incidence of pyogenic liver abscesses between weight loss and non-weight loss groups stratified
| Variable | Weight loss | Non-weight loss | |||||||
| N | Event | Person-years | Incidence† | N | Event | Person-years | Incidence† | IRR* (95% CI) | |
| All | 8453 | 20 | 37929 | 5.27 | 33777 | 67 | 159763 | 4.19 | 1.26 (1.15, 1.37) |
| Sex | |||||||||
| Female | 4012 | 4 | 18662 | 2.14 | 16028 | 26 | 76711 | 3.39 | 0.63 (0.54, 0.74) |
| Male | 4441 | 16 | 19267 | 8.30 | 17749 | 41 | 83052 | 4.94 | 1.68 (1.51, 1.88) |
| Age group (years) | |||||||||
| 20-39 | 1811 | 1 | 8987 | 1.11 | 7287 | 4 | 36548 | 1.09 | 1.02 (0.82, 1.27) |
| 40-64 | 4139 | 12 | 19013 | 6.31 | 16490 | 26 | 78554 | 3.31 | 1.91 (1.70, 2.13) |
| 65-84 | 2503 | 7 | 9929 | 7.05 | 10000 | 37 | 44660 | 8.28 | 0.85 (0.72, 1.01) |
| Follow-up period (months) | |||||||||
| <3 | 8453 | 1 | 2095 | 4.77 | 33777 | 2 | 8430 | 2.37 | 2.01 (1.83, 2.22) |
| ≥3 | 8293 | 19 | 35834 | 5.30 | 33657 | 65 | 151333 | 4.30 | 1.23 (1.13, 1.35) |
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