急性心肌梗死患者的住院时间与出院后死亡率之间的相关性

Hospital length of stay (LOS) after acute myocardial infarction (AMI) has steadily decreased because of both improved treatments and cost considerations. Early discharge may adversely affect some patients who might benefit from extended monitoring. The Minnesota Heart Survey was a population-based study of patients with AMI in acute-care hospitals in the Minneapolis-St. Paul, Minnesota, metropolitan area. Medical records were abstracted for a random sample of patients hospitalized with AMI in 1985, 1990, 1995, and 2001. Case fatality rates, adjusted for age and gender, were identified using mortality data from the index hospitalization and Minnesota death certificates. A total of 4,940 patie