Objective To investigate factors contributing to left ventricular insufficiency (LVI) in the aged patients who had survived acute myocardial infarction (AMI).

• 目的 探讨老年患者急性心肌梗死后发生心功能不全的相对独立的危险因素 ,为强化老年急性心肌梗死患者的治疗及二级预防提供依据。