南汇县1973年～1983年肝癌标化死亡率为25.05/10万,为我国肝癌高发区之一。现报道如下: 材料和方法 一、资料来源 用南汇县1972年和1982年二年的人口资料推算1973年至1983年间的性别、年龄别人口数。各年恶性肿瘤死亡资料,来源于南汇县卫生防疫站的死因年报表。气象及水利资料由南汇县气象站及水利部门提供。 The mortality rate of liver cancer in Nanhui County from 1973 to 1983 was 25.05 per 100 000, which is one of the high-risk areas of liver cancer in China. It is reported as follows: Materials and methods 1. Sources of data The population figures for sex and age were calculated from 1973 to 1983 using population data from Nanhui County in 1972 and in the second year of 1982. The malignant tumor death data for each year was derived from the annual cause of death in the Nanhui County Health and Epidemic Prevention Station. Weather and water conservancy data are provided by the weather stations and water conservancy departments in Nanhui County.