盐亭县1969～1997年恶性肿瘤死亡特点及变化趋势

A STUDY ON MORTALITY RATES OF MALIGNANT DISEASE IN YANTING COUNTY FROM 1969 TO 1997

目的 :了解盐亭县 2 8年恶性肿瘤的死亡率及动态变化。方法 :依照当地居民全死因死亡资料统计分析恶性肿瘤死亡率及变化趋势。结果 :恶性肿瘤年均死亡率为 143.30 / 10万。男女性恶性肿瘤死亡率均逐年上升 ,分别从 196 9年的119.5 1/ 10万、 111.2 6 / 10万升至 1997年的 2 32 .95 / 10万和 171.0 5 / 10万 ,差异均有显著意义 (χ2 =6 34.13,P=0 .0 0 0和 χ2= 12 0 .2 8,P=0 .0 0 0 )。恶性肿瘤死亡在全死因中的构成比例逐年上升 ,从 196 9年的 13.47%升至 1997年的 2 8.98% ,上升了 115 .14% (χ2 =1494.79,P=0 .0 0 0 )。 2 8年间死亡率上升明显的恶性肿瘤有肺癌、胃癌和肝癌。恶性肿瘤死亡率随年龄的增长而上升 ,且出生年代越晚上升速度越快。结论 :盐亭县恶性肿瘤死亡率呈上升趋势 。

Objective:To study the mortality and trends of malignant diseases in Yanting county,Sichuan,China,during 1969～1997.Methods:The surveillance data of death in the residents was used to analyzed the time series for mortality rates of malignant diseases.Results:The mortality rate of malignant diseases was 143 03×10 -5 .Both in male and in female the mortality rate of malignant diseases increased year by year,from 119 51×10 -5 and 111 26×10 -5 in 1969 to 232 95×10 -5 and 171 05×10 -5 in 1997,respectively( χ 2=634 13,P=0 000 and χ 2=120 28,P=0 000 ).The proportion of death from malignant diseases among all death causes increased extremely from 13 47% in 1969 to 28 98% in 1997( χ 2=1494 79,P =0 000).The death by lung cancer,stomach cancer and liver cancer increased markedly in the period of last 28 years.The malignant diseases increased with age,and the later birthed groups who were,the faster the mortality rate increased.Conclusion:The trend of the mortality of malignant disease has gone up during the past 28 years,and the death by malignant diseases has become a main cause of death in Yanting County.