Table 2.
Antimicrobial Prevalence by Class in Adult Wards
| Adult | Overalla,b | AWM | HO-AMW | T-AMW | P-AMW | ASW | AICU |
|---|---|---|---|---|---|---|---|
| Total number of antimicrobials | 1685 | 764 | 29 | 97 | 59 | 475 | 261 |
| Antibiotics, N | 1454 (86.3) | 665 | 14 | 50 | 44 | 439 | 242 |
| Antifungals, N | 164 (9.7) | 65 | 7 | 36 | 8 | 29 | 19 |
| Antivirals, N | 18 (1.1) | 2 | 6 | 8 | 0 | 2 | 0 |
| Antituberculosis agents, N | 30 (1.8) | 21 | 0 | 0 | 7 | 2 | 0 |
| Other, N | 19 (1.1) | 11 | 2 | 3 | 0 | 3 | 0 |
| Antibiotics by Class, N | |||||||
| Penicillins with β-lactamase inhibitors | 275 (18.9) | 113 | 5 | 20 | 9 | 86 | 42 |
| Penicillins with extended spectrum | 36 (2.5) | 26 | 9 | 1 | |||
| β-lactamase-resistant penicillins | 19 (1.3) | 12 | 3 | 4 | |||
| β-lactamase-sensitive penicillins | 15 (1.0) | 11 | 3 | 1 | |||
| 1st generation cephalosporins | 164 (11.3) | 60 | 2 | 79 | 23 | ||
| 2nd generation cephalosporins | 18 (1.2) | 15 | 1 | 2 | |||
| 3rd generation cephalosporins | 169 (11.6) | 83 | 2 | 4 | 46 | 34 | |
| 5th generation cephalosporins | 1 (0.1) | 1 | |||||
| Carbapenems | 85 (5.8) | 31 | 1 | 4 | 3 | 23 | 23 |
| Fluoroquinolones | 165 (11.3) | 87 | 2 | 5 | 3 | 50 | 18 |
| Aminoglycosides | 13 (0.9) | 3 | 3 | 6 | 1 | ||
| Macrolides | 55 (3.8) | 34 | 1 | 2 | 7 | 6 | 5 |
| Tetracyclines | 30 (2.1) | 19 | 1 | 2 | 4 | 4 | |
| Clindamycin | 10 (0.7) | 4 | 3 | 3 | |||
| Metronidazole | 101 (6.9) | 34 | 2 | 1 | 54 | 10 | |
| Combinations of sulfonamides and trimethoprim | 81 (5.6) | 35 | 4 | 7 | 7 | 14 | 14 |
| Linezolid | 6 (0.4) | 2 | 1 | 1 | 2 | ||
| Vancomycin PO | 40 (2.8) | 27 | 2 | 7 | 4 | ||
| Vancomycin IV | 112 (7.7) | 38 | 5 | 27 | 42 | ||
| Nitrofurantoin | 12 (0.8) | 4 | 8 | ||||
| Daptomycin | 15 (1.0) | 7 | 1 | 5 | 2 | ||
| Tigecycline | 1 (0.1) | 1 | |||||
| Rifamycins | 29 (2.0) | 18 | 2 | 4 | 5 | ||
| Fosfomycin | 2 (0.1) | 1 | 1 | ||||
a Numbers in parentheses represent a percentage
b The denominator to calculate percentages for each antibiotic subclass is the total number of antibiotics
Abbreviations: AICU adult intensive care unit, AMW adult medical ward, ASW adult surgical ward, HO-AMW hematology-oncology AMW, P-AMW pneumology-AMW, T-AMW transplant-AMW