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Table 3 Results of multiple linear regression analyzing log transformed daily expenditure, LOS and number of drugs per record

From: The impact of global budget on expenditure, service volume, and quality of care among patients with pneumonia in a secondary hospital in China: a retrospective study

 Log transformed daily expenditure95% CI intervalLOS95% CI intervalNumber of drugs per record95% CI interval
Post-reform−0.017***− 0.023 to − 0.010−0.475***− 0.693 to − 0.256−0.176− 0.498 to 0.146
Age group
 [5,18)0.016**0.006 to 0.0260.503**0.172 to 0.8350.780**0.292 to 1.267
 [18,65)0.003−0.037 to 0.0434.120***2.823 to 5.4183.472***1.563 to 5.381
 [65, 95]0.038−0.002 to 0.0786.378***5.082 to 7.6759.289***7.381 to 11.197
Female−0.002−0.008 to 0.005− 0.300**−0.515 to − 0.084−0.104− 0.422 to 0.213
Internal medicine0.127***0.088 to 0.1651.601*0.335 to 2.868−1.883*−3.746 to −0.019
  1. Reference groups were pre-reform, [0, 5), male and pediatric, respectively
  2. *p < 0.05, **p < 0.01, ***p < 0.001.