Case-mix is widly considered as a direct,reasonable and efficient measuerment unit of hospital output,DRGs is a case-mix model originally devepoed based on the classification axe of hospital resource consumption intensity.

• 病例分组被广泛地认为是一种直接、合理、有效地医疗产出测量单位,疾病诊断相关组(Diagnosis-related Groups,DRGs)是以医疗资源消耗为分组轴心而发展起来的一种病例分组模型。