Abstract:

Abstract:Two nationwide multicenter studies are currently being conducted，the national labor and delivery survey and the study of labor patterns in Chinese women. The purposes of these studies are as follows：（1） to describe the contemporary situation of obstetric complications and cesarean delivery in China，and to identify the main factors contributing to cesarean delivery;（2） to describe the contemporary labor patterns of Chinese women in order to provide evidence for proposing the partogram of China;（3） to explore the optimal timing for cesarean section when labor is prolonged or arrested. We will state the purposes, actual measures and the significance of the the national labor and delivery survey and the study of labor patterns in Chinese women.

Key words: delivery, national labor and delivery survey, study of labor patterns in Chinese women, cesarean section, labor

摘要：

目前，全国范围内正在开展两项大规模的调查研究：《全国分娩调查》和《中国产程研究》。其目的包括：（1）描述中国目前的产科并发症及剖宫产现状，找出剖宫产的主要影响因素。（2）描述目前中国产妇的产程进展情况，为制定中国的产程标准提供理论依据。（3）探索产程延长或停滞时剖宫产的最佳时间。文章就《全国分娩调查》和《中国产程研究》的目的，具体的实施方案和研究的意义等内容进行阐述。

关键词: 分娩, 全国分娩调查, 中国产程研究, 剖宫产, 产程