Objective To evaluate the effect of DRG point payment,and to provide the reference for hospital management and policy improvement.Methods The inpatients with medical insurance in a tertiary hospital in Taizhou city from 2017 to 2023 were research objects.The effects of DRG point payment on operational efficiency,medical cost,medical burden and medical insurance expenditure were analyzed by descriptive analysis,chi-square test and interrupted time series analysis.Results After the implementation of DRG,the average length of stay,the average hospitalization expenses,the average drug expenses,and the average out-of-pocket expenses showed a downward trend(P values were all less than 0.05).The average costs of laboratory examination,check-up and medical services showed an upward trend(P values were all less than 0.05).There was no statistically significant in differences of trend change of monthly discharges,average consumables cost and average pooling fund expenditure(P values were all greater than 0.05).Conclusions DRG implementation has played a positive role in improving operational efficiency,reducing average hospitalization costs,optimizing cost structure,and reducing the burden of medical treatment,but it has little impact on the volume of hospital services and expenditure of medical insurance fund.
DRG point paymentimplementation effectinterrupted time series
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