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以三级防癌网和流行病学原理,对江苏省扬中市1991～1995年恶性肿瘤发病情况进行了调查。结果显示,该市五年恶性肿瘤平均发病率为356.5/10万,中国人口调整发病率为265.7/10万,主要恶性肿瘤排痢顺序为胃癌、食管癌、肝癌、肠癌,年均发病率依次为155.2/10万、110.3/10万、27.4/10万、13.7/10万,占全部恶性肿瘤的86％。胃癌发病率名列第一,80％胃癌好发于胃体高位、贲门部。肺癌多年来未见明显上升趋势。
Based on the three-level anti-cancer network and epidemiological principles, the incidence of malignant tumors in Yangzhong City, Jiangsu Province from 1991 to 1995 was investigated. The results showed that the average incidence of malignant tumors in the city during the five years was 356.5 per 100,000, and the incidence of population adjustment in China was 265.7 per 100,000. The major malignant tumors were drained in the order of gastric cancer, esophageal cancer, liver cancer, and intestinal cancer. In turn, it was 155.2 per 100,000, 110.3 per 100,000, 27.4 per 100,000, and 13.7 per 100,000, accounting for 86% of all malignant tumors. The incidence of gastric cancer ranked first, 80% of gastric cancer occurred in the high body of the stomach, cardia. Lung cancer has not seen a significant upward trend for many years.