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Development of pouchitis within the first two years after ileal pouch-anal anastomosis, evaluated by time period of index surgery
| Time Period | Unadjusted HR (95% CI) | Adjusted HR* (95% CI) |
|---|---|---|
| 1996–2000 | Reference | Reference |
| 2001–2005 | 1.05 (0.83 – 1.34) | 1.06 (0.84 – 1.34) |
| 2006–2010 | 1.36 (1.09 – 1.70) | 1.35 (1.08 – 1.70) |
| 2011–2014 | 1.46 (1.16 – 1.83) | 1.43 (1.13 – 1.81) |
| 2015–2018 | 1.61 (1.23 – 2.09) | 1.57 (1.20 – 2.05) |
Adjusted for sex, year of surgery, age and socioeconomic index
