辽宁省胃癌高低发地区胃癌影响因素分析

目的]通过对辽宁省胃癌高低发地区居民的基本情况、生活习惯、饮食因素和生物因素分布进行对比调查,探讨胃癌发病相关危险因素。方法]在辽宁省胃癌高低发区各随机选择一个村,共280名调查对象,对随机抽取研究对象按高低发区分组进行流行病学调查及采集标本,分析两组调查对象各项指标差异。结果]每天摄入玉米类食物、每周摄入3次以上动物性脂肪为胃癌的危险因素;每天摄入面类食物、每周摄入1次以上豆类及其制品、每周摄入3次以上植物性脂肪为保护性因素。结论]调整农村居民膳食结构,增加面类食品,减少玉米类食品的摄入,增加豆类及制品的摄入,增加植物性脂肪,减少动物性脂肪,可能对降低辽宁省农村地区胃癌的发病有一定意义。

An Comparative Study of the Influencing Factors of Gastric Cancer between the High and Low Incidence Areas of Gastric Cancer in Liaoning Province

Pupose] To evaluate the resident＇s basic condition,living habits,diet and biotic factors between the high and the low incidence areas of gastric cancer in Liaoning,and to investigate the risk factors of gastric cancer. Methods] One village was randomly selected in each high and low incidence areas with gastric cancer in Liaoning respectively. A total of 280 residents were enrolled;the self-design stnlctured questionnaire was administered to collect the data. The differences between each index of the two groups were analyzed. Results] Daily intaking corn food and intaking animal fat more than 3 times per week were the risk factors of gastric cancer;daily intaking flour food,intaking beans and their products more than one time per week and intaking vegetable fat more than 3 times per week were protective factors of gastric cancer. Conclusion] Adjusting dietary struc.ture,increasing flour food ,beans and their products,vegetable fat, reducing intake of corn and animal fat might reduce the incidence of gastric cancer in rural areas.