Table 1. In vitro susceptibilities for 203 clinical isolates of pandrug-resistant Acinetobacter baumannii (PDRAB) determined by disk diffusion.
| MIC (µg/mL) | % of isolates | |||||
|---|---|---|---|---|---|---|
| Antibiotic |
Range |
MIC50 |
MIC90 |
S |
I |
R |
| Ampicillin | 64–>128 | >128 | >128 | - | - | - |
| SAM | 4–>128 | 64 | 128 | 3 | 3 | 94 |
| Ceftazidime | 16–>128 | >128 | >128 | 0 | 1 | 99 |
| Cefepime | 16–>128 | >128 | >128 | 0 | 1 | 99 |
| Flomoxef | 64–>128 | >128 | >128 | - | - | - |
| TZP | 32–>128 | >128 | >128 | 0 | 4 | 96 |
| Aztreonam | 8–>128 | 64 | 128 | 1 | 1 | 98 |
| Imipenem | 8–64 | 8 | 32 | 0 | 62 | 38 |
| Meropenem | 8–128 | 16 | 128 | 0 | 8 | 92 |
| Amikacin | 32–>128 | >128 | >128 | 0 | 6 | 94 |
| Ciprofloxacin | 2–>128 | 64 | 128 | 0 | 6 | 94 |
| Trovafloxacin | 4–32 | 8 | 16 | - | - | - |
| Moxifloxacin | 2–16 | 8 | 16 | - | - | - |
TZP, piperacillin-tazobactam; SAM, ampicillin-sulbactam.