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为了解鄞县婴儿出生体重的分布特征和对产妇分娩方式的影响,我们利用1996年本县疾病监测点婴儿出生资料进行统计分析,为孕产妇系统管理提供科学依据,现报告如下。资料与方法1．疾病监测点:按分层整群随机抽样的方法,在本县东、南,西、北、中的不同方位,抽取6个镇(乡)为监测点,监测人口10万人左右。2．资料收集:各监测镇(乡),由经过县卫生
In order to understand the distribution characteristics of infant birth weight and the impact on maternal delivery in Yinxian County, we make statistical analysis on the birth data of infants born at the disease surveillance sites of this county in 1996 to provide a scientific basis for maternal system management. The report is as follows. Data and methods 1. Disease monitoring points: According to stratified cluster random sampling method, 6 towns (townships) are selected as monitoring points in different orientations of East, South, West, North and Central of this county to monitor the population of about 100,000. 2. Data collection: The monitoring towns (townships), by the county health