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目的了解上海市奉贤区2002—2005年居民胃癌发病规律,为制订胃癌防治干预措施提供科学依据。方法收集上海市肿瘤登记系统中2002—2005年奉贤区胃癌发病资料,计算发病率、标化发病率,对2002—2005年奉贤区男女性胃癌发病趋势进行分析。结果男、女性胃癌标化发病率分别从2002年的41.64/10万及17.75/10万下降到2005年的30.11/10万及14.39/10万,4a平均下降率分别为10.24%及6.76%;总标化发病率4a平均下降9.13%。男、女性胃癌发病率随年龄上升而上升,高发年龄在40岁以上。结论奉贤区2002—2005年胃癌标化发病率呈下降趋势。40岁以上人群是奉贤区胃癌的防治重点。
Objective To understand the incidence of gastric cancer in residents of Fengxian District in Shanghai from 2002 to 2005 and to provide a scientific basis for the development of gastric cancer prevention and treatment interventions. Methods The data of incidence of gastric cancer in Fengxian District from 2002 to 2005 in Shanghai Tumor Registry were collected to calculate the incidence and standardization of incidence of gastric cancer. The incidence of gastric cancer in men and women in Fengxian District from 2002 to 2005 was analyzed. Results The incidence of gastric cancer in both men and women dropped from 41.64 / 100 000 and 17.75 / 100 000 in 2002 to 30.11 / 100 000 and 14.39 / 10 000 in 2005, respectively. The average decreasing rates of 4a were 10.24% and 6.76% respectively. The average standardized incidence of 4a decreased by 9.13%. The incidence of gastric cancer in men and women increases with age, with a high prevalence of over 40 years. Conclusion The incidence of gastric cancer in Fengxian District from 2002 to 2005 showed a decreasing trend. People over the age of 40 is the focus of prevention and treatment of gastric cancer in Fengxian District.