【摘要】 目的 :调查分析恶性肿瘤的人群分布情况 ,为查找病因、开展防治工作提供基础研究资料。方法 :用流行病学方法收集整理资料 ,经统计学处理后进行不同因素的比较分析。结果 :肿瘤居死因第 3位 ;死亡率最高的 3种恶性肿瘤依次为肺癌、胃癌和肝癌。结论 :通过调查资料分析 ,初步揭示了病因线索 ,也为加强防治措施等提供了部分依据更多还原

【Abstract】 Objective:To probe into the causes of malignant tumours by means of analyzing the epidemiological information derived from a population of 245050 from 1993 to 1997.Methods:General epidemiological methods were employed to collect and sort out the data.The data was treated statistically.Results:The malignant tumour is the third cause of citizen death.Three kinds of tumours with the highest rate are lung cancer,liver cancer,and stomach cancer in proper order.Conclusion:The analysis of information reveals causes of some tumours preliminarily and provides partial basis for prevention and treatment of malignancies.更多还原