我们对 1989～ 1996年其间的围产儿死因进行了回顾性调查分析 ,其结果报告如下。1　材料与方法1 1　资料来源　黑河市十四家医院 1989～ 1996年围产儿出生死亡统计报表和部分回顾性调查。1 2　方法　按各地上报死因调查登记表 ,综合分析致死因素 ,死因分类参照第一次全国围产新 We retrospectively analyzed the causes of perinatal death during the period from 1989 to 1996 and the results are reported below. 1 Materials and methods 1 1 Source of information Fourteen hospitals in Heihe 1989-1996 Birth and death statistics and some retrospective surveys. 1 2 Methods According to the registration list of all causes of death investigation, a comprehensive analysis of the causes of death, the cause of death with reference to the first national perinatal new