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关键词：心肌梗死；发病率；死亡率
摘 要：目的 估价农村居民急性心肌梗死(AMI)发病率与死亡率的变化趋势。方法 回顾性调查了1976～1995年AMI住院及死亡病例，以每5年为一个阶段进行统计、对比。结果 第4阶段与第1阶段比较，农村AMI住院人数增加了264.6%，死亡例数增加了129.4%，住院病死率下降了37.2%，女性住院人数增长显著高于男性，分别为375.0%和207.4%(卡方检验，P<0.05)；女性住院病死率也高于男性，分别为19.8%和13.6%(卡方检验，P<0.05)。结论 农村居民AMI发病率、死亡率均呈上升趋势，住院病死率呈下降趋势。
The trend of changes inthe rate of admission and mortality a mongrural patients with acute myocardial infarction
ZHANG Zhenling
(Department of Emergency, Cangzhou Central Hospital, Cangzhou Hebei 061001, China)
Abstract： Objective To evaluate the trend of changesin the rates of incidence and mortality of acute myocardial infarction (AMI) in ruralpopulation. Methods Analysis was made on the clinical data of hospital admission andmortality rate of patients with AMI in rural a reas during 1976 and 1995 under every5-year interval: 1976-1980,1981-1985,1986- 1990 and 1991-1995. Results The number of admission ofpatients with AMI in rural areas in these four periods were 82,118,177 and 299 casesrespectively. The number of deaths were 17,23,30 and 39 caese and the fatalit yrates amonginpatients were 20.7%, 19.5%, 16.9% and 13.0% respectively during these periods. Thenumber of admission in females increased faster than that in males,the increase inpercentage was 375.0% versus 207.4% (P< 0.05).In-patient fatality rate in females was significantly higherthan that of males (19 .8% vs 13.6%,P< 0.05). Conclusion The rates of incidence and mortality of AMI have increasedwhile inpatient fatality has decreased in rural population in the last 20 years.
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