[ Methods] The incidence data of esophageal cancer at Putuo district Shanghai from 1994 to 2003 came from Shanghai Cancer Registry System. It showed the number of incident cases, crude incidence rate and standardized incidence rate. [方法]通过上海市肿瘤登记报告系统获取普陀区1994~2003年食管癌发病资料,统计分析其发病数、粗发病率、标化发病率等指标。