Table 3.

Overall changes of four indicators representing inpatient antibiotic use.

Indicators*	Before intervention	After intervention	P-Value
AURI (%)	70.23	58.05	<0.001
AUD (DDDs/100PD)	87.02	58.26	<0.001
AE/ME (%)	24.04	17.49	<0.001
AE per patient (yuan)	1238.72	916.16	<0.001

^*The indicators in this table were calculated on the average of the monthly data.

AURI, antibiotic use rate of inpatients; AUD, antibiotic use density, expressed as defined daily doses per 100 patients per day (DDDs/100PD); AE, antibiotic expenditure; ME, medication expenditure.