全死因调查是临床流行病学的重要组成部分。根据对病伤死亡原因及其分布情况的调查结果,既是反映居民健康水平的客观指标,又是评价卫生工作效果及某些疾病病因研究的重要依据。为此,我们组织专业调查组,于1984年8至10月同时绵阳地区的绵阳、安县境内20万人口作了四年(80～83年)全死因的回顾性调查,现报告如下。 All-cause investigation is an important part of clinical epidemiology. According to the results of the investigation on the causes of death and their distribution of sickness, it is not only an objective indicator of residents’ health, but also an important basis for evaluating the effectiveness of health work and the research on the etiology of certain diseases. To this end, we organized a professional investigation team to conduct a retrospective survey of all-cause causes of four years (80-83 years) with a population of 200,000 in Mianyang and An County in Mianyang from August to October 1984, and the report is as follows.