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1 临床资料:①一般情况:57例急性心肌梗塞(AM全部为住院病人,60岁以上为老年组,59岁以下为成年组。AMI按WHO诊断标准。心电图Q—T间期取前三份均值,Q—Tc≥440ms为延长。②AMI猝死与年龄、性别关系:老年组41例,男18例,女23例;成年组16例,男14例,女2例;老年组女性多,两组比较有显著差异(P<0.01)。③AMI病人猝死的先兆症状与诱发因素,老年组有心绞痛者20例,占4.8％,心悸、气短14例,
1 clinical data: ① general situation: 57 cases of acute myocardial infarction (AM all inpatients, 60 years of age for the elderly group, 59 years of age for the adult group .AMI according to WHO diagnostic criteria. ECG Q-T interval take the first three Mean, Q-Tc≥440ms for the extension.②AMI sudden death and age, gender relations: the elderly group of 41 cases, 18 males and 23 females; adult group of 16 cases, 14 males and 2 females; (P <0.01) .③The aura symptom and predisposing factors of sudden death in AMI patients: There were 20 cases of angina in the elderly group, accounting for 4.8%, heart palpitations, shortness of breath in 14 cases,