Table 2.
Antibiotic resistance rates (%) for predominant Gram-negative bacilli recovered from tracheal aspirate of ICU patients.
| Antibiotics | Acinetobacter spp. (N = 55) | K. pneumoniae (N = 42) | Pseudomonas spp. (N = 37) | E. coli (N = 12) |
|---|---|---|---|---|
| Amikacin | 78.2 | 54.8 | 40.5 | 8.3 |
| Ampicillin | NT | 100 | NT | 100 |
| Carbenicillin | NT | NT | 43.2 | NT |
| Cefepime | 96.4 | 83.3 | 78.4 | 66.7 |
| Cefotaxime | 87.3 | 78.6 | 83.8 | 58.3 |
| Cefoxitin | 94.5 | 81 | 89.2 | 66.7 |
| Ciprofloxacin | 80 | 64.3 | 51.4 | 66.7 |
| Cotrimoxazole | 96.4 | 85.7 | 86.5 | 83.3 |
| Erythromycin | NT | NT | NT | 25 |
| Gentamicin | 83.6 | 69 | 43.2 | 25 |
| Imipenem | 23.6 | 9.5 | 16.2 | 0 |
| Ofloxacin | 80 | 64.3 | 51.4 | 66.7 |
| Piperacillin-tazobactam | 69.1 | 57.1 | 29.7 | NT |
| Polymyxin B | 0 | 0 | 0 | NT |
*NT: not tested.