Table 5
Mean C-section and vaginal delivery rates per period
Period A
Period B
Period C
Vaginal delivery
C-section
Vaginal delivery
C-section
Vaginal delivery
C-section
Mean
23.57%
76.43%
27.88%
72.12%
30.06%
69.94%
SD
0.023
0.019
0.034
Shapiro-Wilk
P=0.975
P=0.428
P=0.192
T-test
P<0.001
P=0.004