Table 2.

Comparison of postpartum pelvic function and POP-Q indexes in the overall populations

Parameters	Follow-up (months)	Vaginal delivery (n = 112)	Cesarean section (n = 182)	Pgroup	Ptime
Hiatus area (cm2)	1	22.04 ± 4.16	19.02 ± 3.76	< 0.001	< 0.001
	3	19.16 ± 3.74	16.46 ± 3.33		< 0.001
	6	16.74 ± 3.18	14.54 ± 3.21		< 0.001
	12	14.35 ± 2.66	12.94 ± 3.37		< 0.001
Hiatus circumference (mm)	1	186.15 ± 21.23	173.71 ± 25.50	< 0.001	< 0.001
	3	170.15 ± 19.51	156.08 ± 26.60		< 0.001
	6	155.67 ± 33.78	145.43 ± 33.78		< 0.001
	12	139.87 ± 18.39	130.53 ± 34.67		< 0.001
Hiatus left and right diameter (cm)	1	5.35 ± 0.81	5.13 ± 0.84	< 0.001	< 0.001
	3	4.84 ± 0.74	4.61 ± 0.74		< 0.001
	6	4.47 ± 0.65	4.25 ± 0.67		< 0.001
	12	4.07 ± 0.54	3.89 ± 0.55		< 0.001
Hiatus front and rear diameter (cm)	1	6.43 ± 1.77	5.95 ± 0.69	< 0.001	< 0.001
	3	5.73 ± 0.64	5.39 ± 0.64		< 0.001
	6	5.30 ± 0.65	4.98 ± 0.67		< 0.001
	12	4.80 ± 0.59	4.53 ± 0.59		< 0.001
Bladder neck (mm) (rest)	1	17.54 ± 6.95	19.18 ± 6.25	0.073	Ref.
	3	16.78 ± 6.59	18.34 ± 6.60		0.081
	6	16.87 ± 7.22	18.08 ± 7.40		0.043
	12	17.11 ± 6.66	16.84 ± 7.03		< 0.001
Bladder neck (mm) (Fall’s)	1	-12.58 ± 11.60	-11.31 ± 9.11	0.129	Ref.
	3	-5.61 ± 10.40	-3.41 ± 10.15		< 0.001
	6	-0.40 ± 8.96	0.34 ± 7.89		< 0.001
	12	2.28 ± 6.65	2.99 ± 5.98		< 0.001
POP-Q staging (Phase 0/I)	1	48 (42.86)	92 (50.55)	0.002	0.012
	3	73 (65.18)	144 (79.12)		< 0.001
	6	101 (90.18)	173 (95.05)		< 0.001
	12	107 (95.54)	181 (99.45)		< 0.001

POP-Q: pelvic organ prolapse quantification

P_Time: P-values for the comparisons of the data among time points between two groups

P_Group: P-values for the comparisons between groups