扬中市1991—1998年胃癌发病率分析

Epidemiologic analysis of gastric carcinoma incidence of Yangzhong City from 1991 1998

目的 :通过对扬中市发病资料分析 ,探讨该地区胃癌发病的流行病学特征和变化规律。方法 :根据扬中市三级防癌网收集的 1991— 1998胃癌发病及病理资料 ,按《中国恶性肿瘤登记报告试行规范》的统计方法 ,分析扬中市胃癌发病的流行特征和变化趋势。结果 :发现扬中市胃癌标化发病率为 113 0 4/10万 ,居扬中市恶性肿瘤首位 ,是全国县级单位高发地区 ,胃癌发病率随年龄增长而增高 ,70— 79岁为峰值 ,男女性别比为 1 6 4∶1,胃底贲门部为好发部位 ,并有明显的地区分布差异。结论 :近几年来扬中市胃癌发病率呈明显下降趋势 ,这可能与扬中市长期进行肿瘤综合防治工作。

Purpose:To study the epidemiological characteristics of gastric carcinoma. Methods:We collected gastric cancer incidence and pathologcial data from 1991 to 1998,statistic analysis was done accordingto 《China malignant tumor registeration and reporting trial standards》, on the epidemiological characteristics and tendency of gastric cancer incidence in Yangzhong City. Results:The standardized incidence in 1991 1998 was 112.66/100000 holding the first position cancer, Yangzhong City is one of the high incidnece areas in China for Gastric Cancer Gastric cancer incidence morarases with age, at ages 70—79 the peak is attaind sex ratio is 1.64∶1,fundus ventriculi and preventriculas is the most common site and it had marked district distribution. Conclusions:Gastric carcinoma incidence has marbekly decreased in recent year,it maybe related to comprehensive cancer prevention and therapy