TABLE 3.

Pooled Incidence of Complications Following IPAA With 95% CI

	Number of Studies	Number of Patients	Pooled Incidence (%) (95% CI)	Range (%)
Pouch failure	30	22,869	6.7 (5.28–8.44)	2.4–30.0
Pouch failure ≥5 yrs FU	19	12,994	7.7 (5.56–10.59)	2.4–30.0
Pouch failure ≥10 yrs FU	11	5314	10.3 (7.24–14.30)	2.4–30.0
Anastomotic leakage	16	14,479	6.3 (4.50–8.83)	0.8–16.9
Pelvic sepsis	16	14,884	9.2 (7.05–11.87)	2.2–17.5
Fistula	18	13,944	8.6 (6.07–11.94)	0.8–29.5
Stricture	15	4952	10.3 (6.63–15.60)	0.8–33.6
Crohn’s disease de novo	11	7115	4.0 (1.93–8.04)	0.0–17.8
Pouchitis	22	6856	30.0 (23.41–37.62)	11.0–61.4

CI indicates confidence interval; FU, follow-up; IPAA, ileal pouch-anal anastomosis.