Table 3:

Incidence of fistula recurrence, residual urinary incontinence, and pregnancy

	Fistula recurrence post-repair		Residual urinary incontinence		First pregnancy after repair
	Events	Incidence (95% CI)	Events	Incidence (95% CI)	Events	Incidence (95% CI)
Cumulative incidence per 1000 person-years
Total	73	71·0 (56·5–89·3)	24	23·1 (14·0–36·2)	67	106·0 (83·2–134·3)
Cumulative incidence by 6 month study period
6 months	27	5·6% (3·9–8·1)	4	0·8% (0·3–2·2)	5	1·7% (0·7–3·9)
12 months	12	8·2% (6·1–11·1)	4	1·7% (0·9–3·4)	19	8·1% (5·5–11·8)
18 months	17	12·4% (9·7–15·9)	7	3·4% (2·1–5·6)	24	17·6% (13·5–22·7)
24 months	10	15·5% (12·3–19·4)	1	3.7% (2·3–6·0)	9	21·9% (17·3–27·6)
30 months	4	16·9% (13·5–21·0)	1	4·1% (2·5–6·5)	6	25·2% (20·2–31·2)
≥36 months	3	18·4% (14·8–22·8)	7	10·3% (5·2–19·6)	4	28·4% (22·8–35·0)