求翻译：将400例产妇随机分为观察组和对照组，每组200例。观察组实施会阴伤口连续缝合术，对照组实施会阴伤口间断缝合术，比较两组产妇在疼痛程度、缝合时长、伤口愈合、产后住院天数及满意度等方面的差异。是什么意思？

The 400 cases of maternal randomly divided into two groups and the control groups of 200 cases. Observer Group to implement a continuous suture of perineal wound, the implementation of the control group interrupted suture of perineal wound were compared maternal pain, suture length, wound healing, p

Legislation will be 400 maternal randomly divided into observation and control groups, each group 200. Observer Group, the urinary incontinence surgery wounds were assembled consecutive contrast group implemented continuous suture wounds urinary incontinence surgery, comparing the two groups were as

Divides into the observation group and the control group stochastically 400 example parturient women, each group of 200 examples.The observation group implements the perineum wound to suture the technique continuously, the control group implements the perineum wound to suture the technique interrupt

400 pregnant women randomly divided into observation and control groups, each 200 cases. Observer Group to implement continuous suture of perineal wound, control group implemented interrupted suture of perineal wound, when comparing two sets of maternal pain, suturing, postpartum hospital stay long,

Observation on 400 pregnant women randomly divided into groups and control groups, each of 200 cases. Observer Group to implement continuous suture of perineal wound, control group implemented interrupted suture of perineal wound, when comparing two sets of maternal pain, suturing, postpartum hospit