highly significantp < 0.0001
The use of mifepristone showed a reduction in the use of oxytocin (RR = 0.84; 95% CI: 0.70–1.01), although this difference did not reach statistical significance ( p = 0.065), and a highly significant reduction in prostaglandin use (42.7% vs. 78.9%; RR = 0.54; 95% CI: 0.48–0.60; p < 0.0001), with no significant difference in cesarean section rate (18.9% vs. 23.6%; RR = 0.80; 95% CI: 0.63–1.01; p = 0.068).