作者回顾了Worcester metropolitan地区的16所医院在1975、1978和1981三年间确诊的2451例急性心肌梗塞住院病人的有关资料,其中有病理性Q波者(A组)1569例,无病理性Q波者(B组)882例。作者比例分析了这两组病人的逐年的住院发病率、住院死亡率和长达8年追踪观察的远期预后,发现有如下规律性: (一)比较而言,B组的住院发病率有逐年明显增高的趋势,虽然两组病人的住院发病率都逐年 The authors reviewed data from 2451 hospitalized patients with acute myocardial infarction diagnosed in 16 hospitals in Worcester Metropolitan during 1975, 1978 and 1981, including 1569 patients with pathologic Q waves (group A), without pathological Q waves (B group) 882 cases. The authors analyzed the yearly incidence of hospitalizations, in-hospital mortality, and long-term follow-up of up to 8 years in these two groups of patients and found the following regularity: (1) In comparison, the incidence of hospitalization in group B was Obviously higher trend year by year, although the incidence of hospitalization in both groups of patients year after year