冠心病对老年人的健康是一个严重的威胁。有关统计资料表明:因患冠心病死亡者占全部死亡人数的35％,美国1970年死于冠心病者竟达666,665人。 心肌梗塞是冠心病主要的一型。心电图检查新发生或陈旧心肌梗塞,因梗塞范围和检查条件不同,其临床符合率在24～65％之间;对于其他并发症,如休克、充血性心力衰竭和心律失常的诊断,临床符合率一般在53.3～65％。 Coronary heart disease is a serious threat to the health of the elderly. Relevant statistics show that: deaths due to coronary heart disease accounted for 35% of all deaths, the United States in 1970 actually died of coronary heart disease as many as 666,665 people. Myocardial infarction is the main type of coronary heart disease. Electrocardiography new or old myocardial infarction, due to infarct size and examination conditions are different, the clinical compliance rate was between 24 to 65%; for other complications such as shock, congestive heart failure and arrhythmia diagnosis, the clinical coincidence rate Generally 53.3 ~ 65%.