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Retrospective Study
Copyright: ©Author(s) 2026.
World J Psychiatry. Aug 19, 2026; 16(8): 117791
Published online Aug 19, 2026. doi: 10.5498/wjp.117791
Table 5 Comparison of pelvic floor muscle strength between two groups after delivery (mean ± SD, grade)
GroupnType I muscle fibers
Type II muscle fiber
6 weeks postpartum
3 months postpartum
6 months postpartum
F value
P value
6 weeks postpartum
3 months postpartum
6 months postpartumF valueP value
Control group352.97 ± 1.323.23 ± 1.363.95 ± 1.424.8250.0113.02 ± 1.183.39 ± 1.414.07 ± 1.515.2610.007
Observation group353.60 ± 1.123.98 ± 1.174.63 ± 1.286.6840.0023.72 ± 1.294.13 ± 1.354.84 ± 1.326.4480.002
t value2.1532.4732.1042.3692.2432.271
P value0.0350.0160.0390.0210.0280.026


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