为综合考察和长期系统地监测我市区主要疾病死因分布规律的影响因素 ,并科学地提供制定其防治对策的依据 ,现将我市 1998年死因监测资料整理分析如下。1　资料与方法1.1　资料来源　市辖各城区人口和死亡资料由市、区卫生局提供 ;诊断不明由街道卫生院逐个调查、核对 ;传染病资 In order to comprehensively inspect and systematically monitor the influencing factors of the distribution of death causes of major diseases in our city, and scientifically provide the basis for formulating its prevention and control countermeasures, we will now collate and analyze the data on causes of death in 1998 in the city as follows. 1 Materials and methods 1.1 Sources of data City’s urban population and death data are provided by the municipal and district health bureaus; diagnosis is unclear by the street hospitals one by one investigation, check; infectious disease