| Physiological group (N = 48*) (M ± SD) | Pathological group (N = 18**) (M ± SD) | p |
Mean age (year) | 30.33 ± 3.82 | 30.33 ± 5.28 | 0.995 |
Mean body mass index (BMI) | 21.72 ± 3.06 | 21.11 ± 3.66 | 0.503 |
Mean duration of labour (hours) | 7.55 ± 2.92 | 9.42 ± 5.07 | 0.071 |
Mean period of membrane rupture (hours) | 5.35 ± 3.33 | 8.86 ± 9.19 | 0.027 |
Mean infant birth weight (grams) | 3635.98 ± 409.86 | 3723.06 ± 320.85 | 0.422 |