Maternal demographic characteristics c-STC group (n=2,459) i-STC group (n=3,822) P-value
Maternal age, years, mean ± SD 31.4 ± 5.1 31.2 ± 4.8 0.63
Gestational age at delivery, weeks, mean ± SD 38.2 ± 0.9 38.3 ± 0.8 0.56
Body Mass Index, kg/m2, mean ± SD 32.8 ± 2.5 32.6 ± 2.7 0.64
Parity, median (range) 2 (0-5) 2 (0-6) 0.81
Nulliparous, n (%) 1,535 (62.4) 2,362 (61.8) 0.47
Number of previous CD, median (range) 2 (0-4) 2 (0-4) 0.85
Gestational diabetes, n (%) 187 (7.6) 275 (7.2) 0.49
Hypertension disorders*, n (%) 145 (5.9) 260 (6.8) 0.29
Duration of CD, minutes, mean ± SD 54.6 ± 11.3 62.5 ± 12.1 0.32
Pelvic adhesions, n (%) 684 (27.8) 1,123 (29.4) 0.33