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Table 2 Mean monthly DDD per 100 occupied bed-days before and after the antimicrobial stewardship

From: Antimicrobial stewardship of Chinese ministry of health reduces multidrug-resistant organism isolates in critically ill patients: a pre-post study from a single center

Department Before management After management p value
All 96 ± 7 65 ± 6 <0.001
Neurosurgery 78 ± 26 45 ± 17 0.002
Thoracic surgery 96 ± 20 106 ± 36 0.38
General surgery 115 ± 16 93 + 20 0.003
Urology surgery 117 ± 15 129 ± 10 0.02
Orthopedics 82 ± 9 40 + 7 <0.001
Respiratory medicine 178 ± 18 128 + 15 <0.001
Neurology 36 ± 9 35 ± 12 0.963
Cardiology 74 ± 12 35 ± 6 <0.001
ICU 170 ± 28 159 ± 44 0.018