本文报告了天津市内五个区中的六个街累计１７３９４６７人的七年急性心肌梗死监测结果，男性发病多于女性，男女均随年龄增加而升高，发病趋势略有上升。男性４５～４９岁组呈持续上升趋势。病死率略有降低，死亡率稳中有降。人群病死率明显高于住院病例的病死率，为此开展持久地，有效地人群防治工作是减少发病及死亡的关键。 This article reports the results of seven years of acute myocardial infarction with 1,739,467 people in six streets in five districts of Tianjin. The incidence of male patients was higher than that of women. Both men and women increased with age, and the trend of the disease increased slightly. Male 45-49 age group showed a rising trend. The case fatality rate decreased slightly, and the mortality rate dropped steadily. The mortality rate in the population is obviously higher than the mortality rate in the hospitalized cases. Therefore, carrying out long-term and effective crowd prevention and control work is the key to reduce morbidity and mortality.