Table 2.

Prevalence of fecal incontinence (FI) in relation to demographic characteristics.

	Total group				Healthy subgroup				Comorbidity subgroup
	N	% FI	95% CI	p	n	% FI	95% CI	p	n	% FI	95% CI	p
Overall	680	7.9	5.9–10.0		572	5.8	3.9–7.7		108	19.4	11.9–27.0
Age (years)				0.141				0.091				0.740
18–38	186	9.1	5.0–13.3		171	7.6	3.6–11.6		15	26.7	13.0–52.0
39–54	232	5.2	2.3–8.0		200	3.0	0.6–5.4		32	18.8	4.5–33.0
55–80	262	9.5	6.0–13.1		201	7.0	3.4–10.5		61	18.0	8.1–28.0
Body mass index				0.018				0.097				0.560
<18.5	16	0.0	–		16	0.0	–		0	0.0	–
18.5–25	311	5.1	2.7–7.6		269	3.7	1.4–6.0		42	14.3	3.2–25.3
25–30	207	9.7	5.6–13.7		173	6.9	3.1–10.8		34	23.5	8.5–38.6
>30	146	12.3	6.9–17.7		114	9.6	4.1–15.2		32	21.9	6.7–37.0
Residence				0.109								0.141
Rural	257	10.1	6.4–13.8		216	6.9	3.5–10.4	0.360	41	26.8	12.7–41.0
Urban	423	6.6	4.2–9.0		356	5.1	2.9–7.3		67	14.9	6.2–23.7
Highest educational level				0.087								0.258
Primary	168	11.9	7.0–16.9		138	8.7	3.9–13.5	0.262	30	26.7	9.9–43.5
Secondary	266	6.0	3.1–8.9		224	4.9	2.1–7.8		42	11.9	1.7–22.1
Tertiary	246	7.3	4.0–10.6		210	4.8	1.9–7.7		36	22.2	8.0–36.5
Employed				0.118								0.440
Yes	311	6.1	3.4–8.8		275	5.1	2.5–7.7	0.591	36	13.9	2.0–25.8
No	369	9.5	6.5–12.5		297	6.4	3.6–9.2		72	22.2	12.4–32.1

CI: confidence interval.