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目的探讨影响手术患者平均住院日的因素。方法以住院病人所患疾病用国际疾病分类ICD-10,手术患者以ICD-9-CM3的编码归类,主要以疾病的病种及平均住院天数的变化进行分析。结果术前主要影响因素是等候手术和术前检查；术后主要影响因素是疾病原因占56.4％,管理原因占33％,病人原因占10.6％。结论缩短平均住院目,是减少医疗费用,提高医疗质量和服务质量的重要途径。
Objective To investigate the factors affecting the average hospital stay of patients undergoing surgery. Methods ICD-10 was used for the inpatient disease and the ICD-9-CM3 code was used for the surgical patients. The disease types and average days of hospitalization were used to analyze the diseases. RESULTS: The preoperative major influencing factors were waiting for surgery and preoperative examination. The main influencing factors after operation were 56.4% of the causes of the disease, 33% of the management reasons, and 10.6% of the patients. Conclusion Shortening the average hospitalization goal is an important way to reduce medical costs and improve the quality of care and service quality.