Table 3. Multivariate regression analysis of disease burden scores (PFDI-20, each section).

PFDI-20: Pelvic Floor Distress Inventory-20; POPDI: pelvic floor disorders distress inventory; CRADI: colorectal anal distress inventory; UDI: urinary distress inventory.

	PFDI-20		POPDI		CRADI		UDI
	Coefficient	95%CI	Coefficient	95%CI	Coefficient	95%CI	Coefficient	95%CI
Age	0.42	−0.13 to 0.98	0.13	−0.080 to 0.33	0.14	−0.096 to 0.37	0.16	−0.15 to 0.46
Parity	0.72	−2.54 to 3.99	0.15	−1.07 to 1.36	0.081	−1.29 to 1.45	0.50	−1.30 to 2.29
Pre-pregnancy body weight	−0.042	−0.20 to 0.11	−0.046	−0.10 to 0.011	−0.022	−0.086 to 0.043	0.025	−0.059 to 0.11
Exposure
Vaginal delivery without epidural anesthesia	Reference		Reference		Reference		Reference
Cesarean section	−7.61	−14.19 to −1.03	−1.20	−3.65 to 1.26	−2.29	−5.05 to 0.47	−4.12	−7.74 to −0.52
Vaginal delivery with epidural anesthesia	8.67	0.034~17.30	4.32	1.10~7.53	3.39	−0.23 to 7.01	0.96	−3.78 to 5.69