DDD/100 | RDD/100 | |||||||
---|---|---|---|---|---|---|---|---|
Drug class | Pre- | Post- | Per cent change | p Value | Pre- | Post- | Per cent change | p Value |
Cephalosporins | 41 | 31 | −24 | <0.01 | 39 | 22 | −42 | <0.001 |
3° Cephalosporins | 34 | 11 | −68 | <0.001 | 34 | 11 | −68 | <0.001 |
1°/2° Cephalosporins | 7 | 20 | 214 | <0.001 | 4 | 11 | 202 | <0.001 |
Penicillins | 19 | 39 | 99 | <0.001 | 18 | 22 | 22 | <0.01 |
Piperacillin±BLI | 14 | 11 | −22 | <0.001 | 16 | 12 | −22 | <0.001 |
Aminopenicillins+BLI | 2 | 22 | 835 | <0.001 | 1 | 8 | 782 | <0.001 |
Narrow-spectrum penicillins | 3 | 6 | 74 | 0.11 | 1 | 2 | 63 | 0.11 |
Carbapenems | 6 | 3 | −47 | <0.001 | 4 | 2 | −49 | <0.001 |
Fluoroquinolones | 21 | 17 | −22 | <0.05 | 19 | 14 | −26 | <0.05 |
Aminoglycosides | 0.5 | 0.3 | −31 | 0.34 | 0.4 | 0.2 | −31 | 0.34 |
Glycopeptides | 2 | 1 | −67 | <0.001 | 2 | 1 | −67 | <0.001 |
Macrolides/Clindamycin | 40 | 32 | −20 | <0.05 | 22 | 19 | −12 | 0.22 |
Total | 138 | 128 | −7 | 0.24 | 111 | 86 | −23 | <0.001 |
BLI, bealactamase inhibitor; DDD, defined daily doses; RDD, recommended daily doses.