Most previous studies of intrapartum interventions have focused on active labor, showing little effect on cesarean delivery rates. 大多數先前的分娩期介入研究已經關注主動分娩，顯示在剖宮產率上影響很少。
Conclusion Epidural anesthesia procedure can increase the spontaneous delivery rate, reduce the cesarean rate, release the pain in delivery, and improve the perinatal life quality. 結論實施鎮痛分娩提高了自然分娩率，降低了剖宮產率，並緩解了分娩疼痛，提高了產婦圍產期的生活質量。
