以某三级甲等医院1997年住院构成前10位系统疾病的病例为样本,采用Logistic回归分析方法,对出院病例医疗费用进行分析。结果表明,医院感染、抢救、手术、公费劳保、急危入院、好转治愈、男性、年龄大等因素是住院医疗费用超标的危险因素;3日确诊、入院与出院诊断符合是住院医疗费用超标的保护因素。控制医疗费用不合理增长应当制订单病种医疗费用标准,实施单病种医疗费用控制,以防止单病种医疗费用超标的危险因素发生。 A sample of the top 10 system diseases that were hospitalized in a tertiary hospital in 1997 was taken as a sample. Logistic regression analysis was used to analyze the medical expenses of discharged patients. The results showed that hospital infection, rescue, surgery, public labor insurance, emergency admission, improved cure, male, and old age were risk factors for inpatient medical expenses exceeding the standard; on the 3rd, diagnosed, admitted to hospital, and discharged from the hospital were diagnosed as inconsistent hospital medical expenses. Protective factors. To control the irrational increase in medical expenses, it is necessary to establish the standard of medical expenses for order diseases and to implement the control of single-disease medical expenses in order to prevent the occurrence of risk factors that exceed the medical expenses for single-disease cases.