Table 2. Percentage of resistant, intermediate, and susceptible gram-negative isolates collected from urine.
| A. baumannii complex | P. aeruginosa | K. pneumoniae | E. coli | E. cloacae complex | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Antibiotic | n | %R | %I | %S | n | %R | %I | %S | n | %R | %I | %S | n | %R | %I | %S | n | %R | %I | %S |
| AMK | ND | ND | ND | ND | 151 | 31.8 | 4.0 | 64.2 | 306 | 2.0 | 0.0 | 98.0 | 2215 | 3.0 | 0.7 | 96.3 | 49 | 20.4 | 0.0 | 79.6 |
| AMC | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | 462 | 11.7 | 14.3 | 74.0 | ND | ND | ND | ND |
| AMP | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | ND | 2998 | 75.6 | 1.1 | 23.3 | ND | ND | ND | ND |
| AZT | ND | ND | ND | ND | ND | ND | ND | ND | 43 | 44.2 | 0.0 | 55.8 | 201 | 65.2 | 0.5 | 34.3 | ND | ND | ND | ND |
| CAZ | 41 | 87.8 | 0.0 | 12.2 | 148 | 33.8 | 6.1 | 60.1 | 301 | 46.5 | 0.3 | 53.2 | 2220 | 45.9 | 0.4 | 53.7 | 49 | 38.8 | 0.0 | 61.2 |
| FEP | 47 | 85.1 | 0.0 | 14.9 | 207 | 31.9 | 1.9 | 66.2 | 431 | 42.9 | 0.0 | 57.1 | 3017 | 43.3 | 0.6 | 56.1 | 55 | 29.1 | 1.8 | 69.1 |
| FOX | ND | ND | ND | ND | ND | ND | ND | ND | 85 | 45.9 | 1.2 | 52.9 | 999 | 41.3 | 1.1 | 57.6 | ND | ND | ND | ND |
| CIP | 63 | 82.5 | 0.0 | 17.5 | 230 | 46.5 | 1.3 | 52.2 | 530 | 40.4 | 5.8 | 53.8 | 3449 | 60.7 | 1.7 | 37.6 | 64 | 21.9 | 6.2 | 71.9 |
| CTX | 36 | 58.3 | 8.3 | 33.4 | ND | ND | ND | ND | 440 | 44.3 | 0.5 | 55.2 | 2494 | 46.3 | 0.1 | 53.6 | 47 | 38.3 | 0.0 | 61.7 |
| GEN | 65 | 63.1 | 4.6 | 32.3 | 234 | 30.8 | 10.3 | 58.9 | 548 | 33.9 | 0.7 | 65.4 | 3551 | 31.3 | 1.0 | 67.7 | 67 | 25.4 | 1.5 | 73.1 |
| IMP | ND | ND | ND | ND | 50 | 44.0 | 2.0 | 54.0 | 97 | 1.0 | 1.0 | 98.0 | 824 | 0.8 | 0.1 | 99.1 | 17 | 5.9 | 0.0 | 94.1 |
| LVX | ND | ND | ND | ND | ND | ND | ND | ND | 77 | 22.1 | 2.6 | 75.3 | 566 | 46.3 | 0.7 | 53.0 | 12 | 16.7 | 0.0 | 83.3 |
| MEM | 41 | 82.9 | 0.0 | 17.1 | 205 | 38.5 | 5.9 | 55.6 | 422 | 2.1 | 0.5 | 97.4 | 2999 | 0.7 | 0.1 | 99.2 | 55 | 10.9 | 3.6 | 85.5 |
| NIT | ND | ND | ND | ND | ND | ND | ND | ND | 389 | 32.6 | 30.6 | 36.8 | 2381 | 8.1 | 4.8 | 87.1 | 56 | 37.5 | 30.4 | 32.1 |
| NOR | ND | ND | ND | ND | 111 | 39.6 | 4.5 | 55.9 | 235 | 24.7 | 3.4 | 71.9 | 1694 | 54.5 | 1.5 | 44.0 | 36 | 25.0 | 5.6 | 69.4 |
| SAM | ND | ND | ND | ND | ND | ND | ND | ND | 299 | 49.5 | 10.0 | 40.5 | 2135 | 43.2 | 20.7 | 36.1 | ND | ND | ND | ND |
| TZP | 28 | 92.9 | 0.0 | 7.1 | 73 | 20.5 | 20.5 | 59.0 | 125 | 8.0 | 10.4 | 81.6 | 1212 | 6.4 | 7.2 | 86.4 | 24 | 25.0 | 4.2 | 70.8 |
| SXT | 39 | 69.2 | 0.0 | 30.8 | ND | ND | ND | ND | 384 | 53.6 | 0.0 | 46.4 | 2532 | 55.8 | 0.0 | 44.2 | 56 | 35.7 | 0.0 | 64.3 |
Abbreviations: AMC, amoxicillin-clavulanic acid; AMK, amikacin; AMP, ampicillin; AZT, aztreonam; CAZ, ceftazidime; CIP, ciprofloxacin; CTX, cefotaxime; FEP, cefepime; FOX, cefoxitin; GEN, gentamicin; IMP, imipenem; LVX, levofloxacin; MEM, meropenem; NIT, nitrofurantoin; NOR, norfloxacin; SAM, ampicillin-sulbactam; SXT, trimethoprim-sulfamethoxazole; TZP, piperacillin-tazobactam. R, resistant; I, intermediate; S, susceptible. ND, Not determined.