TABLE 2.
Description of off-cycle gram-negative antibiotic use per cycle period
| Cycle no. | Cycle drug class | No. (%) of off-cycle drug days for:
|
No. of off-cycle days/total no. of cycle days (%) | |||
|---|---|---|---|---|---|---|
| Cephalosporin | Fluoroquinolone | Carbapenem | ESa penicillin | |||
| 1 | Cephalosporins | 426 (49) | 330 (38) | 112 (13) | 868/2,424 (36) | |
| 2 | Fluoroquinolones | 340 (50) | 287 (43) | 48 (7) | 675/1,489 (45) | |
| 3 | Carbapenems | 546 (48) | 512 (45) | 75 (7) | 1,133/1,817 (62) | |
| 4 | ES penicillins | 307 (40) | 359 (46) | 110 (14) | 776/1,204 (64) | |
| 5 | Cephalosporins | 406 (66) | 144 (24) | 61 (10) | 611/1,353 (45) | |
| 6 | Fluoroquinolones | 330 (49) | 282 (42) | 57 (9) | 669/1,128 (59) | |
| 7 | Carbapenems | 554 (60) | 346 (37) | 25 (3) | 925/1,542 (60) | |
a
ES, extended spectrum.