Additional file 1 of Oxytocin use in trial of labor after cesarean and its relationship with risk of uterine rupture in women with one previous cesarean section: a meta-analysis of observational studies

Additional file 1: Fig. S1. The pooled usage rate of oxytocin in spontaneous delivery group and induced labor group were 39.8% (95%CI: 0.532 to 0.682; p = 0.001; Pheterogeneity < 0.001) and 60.6% (95%CI: 0.452 to 0.759; p < 0.001; Pheterogeneity < 0.001), respectively. TOLAC, Trial of labor after a previous cesarean delivery; ES, effect size; CI, confidence interval.