Table 3

Multivariate logistic analysis of factors predicting successful TOLAC in the training set of women

Demographical and clinical characteristicsOR (95% CI)P value
Gestational age (weeks) (<41 vs ≥41)1.69 (1.05 to 2.71)0.0299
History of vaginal delivery (yes vs no)1.72 (1.17 to 2.68)0.0179
Estimated birth weight (kg) (<4 vs ≥4)5.33 (2.63 to 10.84)<0.0001
BMI (kg/m2) (<30 vs ≥30)1.81 (1.09 to 3.01)0.0209
Onset of labour (spontaneous vs induced)2.50 (1.69 to 3.69)<0.0001
Cervix Bishop score (≥5 vs <5)3.39 (2.22 to 5.16)<0.0001
Rupture of membranes (no vs yes)2.50 (1.65 to 3.79)<0.0001
  • BMI, body mass index; TOLAC, trial of labour caesarean section.