This study is a multi-center, prospective, observational clinical trial study. 924 full-term pregnant women will be enrolled as subjects, and the ratio of eligible subjects in the two groups is 1:1. In the prior cesarean section group, pregnant women with one previous cesarean section who are willing to try to the trial of labor after cesarean (TOLAC) and in accordance with the criteria according to the 2016 China vaginal birth after cesarean (VBAC) clinical management guidelines will be enrolled and recorded by our homemade registration form of TOLAC. In the control group, pregnant women after 39 weeks of gestation without vaginal labor contraindications will be enrolled. Whether in the experimental group or the control group, their cervical bishop score was less than 6 points, and they all will be induced by balloon catheter + oxytocin. After 96h, their final delivery mode will be recorded. In the following 42 days postpartum, their complications and the neonatal outcome will be followed up.
Study Type
OBSERVATIONAL
Enrollment
924
In the two groups, if their bishop score \<6, they will receive the cervical riening by the balloon catheter, and then the oxytocin if necessary.
First Affiliated Hospital of Nanjing Medical University
Nanjing, Jiangsu, China
RECRUITINGvignial birth rate
After the treatment of balloon catheter for 12 hours +oxytocin induction for up tp 72 hours, the mode of delivery will be konwn and recorded.
Time frame: up to 84 hours
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