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近十几年来，美国推行DRGs（DiagnosisRdatedGrouPsSystem，诊断相关分类法）和PPS（ProspectivePaymentSystem，预付款制度），DRGS是一种新型病例分类方案。它的特点在于将医院治疗的不同类型病人．以其临床特点与资源消耗相联系进行分类归组。PPS则是将传统的实报实销付款制
In the past decade or so, the United States has been promoting the DRGs (Diagnosis-Related Groups System) and ProspectivePayment System (PPS). DRGS is a new case classification scheme. It features different types of patients that will be hospitalized. Its clinical features and resource consumption linked to classification grouped. PPS is the traditional truth-based payment system