为了解青海高原地区低出生体重儿的发生情况和不同孕周与胎儿娩出时体重之间的关系 ,我们于 1 998年 7月— 1 998年 1 0月间在卫生厅基妇处的领导下进行了青海高原地区低出生体重儿情况的抽样调查 ,现将结果分析报告如下。对象与方法1　调查对象　产妇是户口在当地并在当地怀孕 In order to understand the incidence of low birth weight infants in the Qinghai Plateau and the relationship between different gestational age and body weight at the time of delivery, Conducted a sample survey of the situation of low birth weight children in the Qinghai Plateau, the analysis of the results are reported as follows. Subjects and methods 1 survey of mothers is an account locally and in the local pregnancy