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目的 研究辽宁省20年恶性肿瘤死亡率变化趋势。方法 抽样调查辽宁省1990～1992年全死因死亡情况并与1973～1975年同地区调查结果比较。结果 90年代恶性肿瘤死亡率明显上升。结论 辽宁省恶性肿瘤处于上升趋势,恶性肿瘤防治工作应加强。
Objective To study the trend of malignant tumor mortality in 20 years in Liaoning province. Methods Sampling was conducted to investigate the death of all-cause deaths in Liaoning Province from 1990 to 1992 and to compare with the survey results from 1973 to 1975 in the same area. Results The mortality rate of malignant tumors in the 1990s increased significantly. Conclusion Malignant tumors in Liaoning Province are on the rise, and the prevention and treatment of malignant tumors should be strengthened.