求翻译：选择2011年1-6月在我院进行过系统产前相关宣教的的足月单胎头位的初产妇200例作为观察组，选择未进过系统的产前相关知识宣教的足月单胎头位的初产妇200例作为对照组，搜集相关的数据后对比两组产妇在分娩方式、分娩疼痛、产程时间及综合满意度等方面的异同。是什么意思？

Full-term singleton pregnancies systems prenatal missionary single cephalic term primipara 200 cases as the observation group in our hospital from January to June 2011 into the system of prenatal knowledge of missionary at the head of 200 cases of primipara as a control group, to gather relevant dat

Select 2011 1 - 6 months, I will be in the system pre-natal related missionary of the fetal head football position, click the first example as a maternal 200 observation group, select the system of pre-natal education relevant knowledge of the fetal head, foot, the first 200 maternal as a comparison

Chooses in 2011 1- in June has carried on the system pre-natal correlation propaganda in my courtyard full-term Shan Taitou the position at the beginning of parturient woman 200 examples to take the observation group, chooses has not entered system pre-natal correlation knowledge propaganda full-ter

Select 2011 1-June in I homes for had system prenatal related missionary of of term single fetal head bit of early maternal 200 cases as observation group, select is not into had system of prenatal related knowledge missionary of term single fetal head bit of early maternal 200 cases as control grou

正在翻译，请等待...