Table 1.
Antimicrobial agents | MICa (μg/mL) for category | ||
---|---|---|---|
Susceptible | Intermediate | Resistant | |
Amikacin | ≤16 | 32 | ≥64 |
Tobramycin | ≤2 | 4 | ≥8 |
Tigecycline | ≤4 | >4 | |
Minocycline | ≤1 | 2–4 | ≥8 |
Ciprofloxacin | ≤1 | 2 | ≥4 |
Moxifloxacin | ≤1 | 2 | ≥4 |
Clarithromycin | ≤2 | 4 | ≥8 |
Linezolid | ≤8 | 16 | ≥32 |
Imipenem | ≤4 | 8–16 | ≥32 |
Meropenem | ≤4 | 8–16 | ≥32 |
Sulfamethoxazole | ≤38 | ≥76 |
Abbreviation MIC minimal inhibitory concentration
aBreakpoints of each drug, except for tigecycline, are based on the Clinical and Laboratory Standards Institute recommendations. Breakpoints for tigecycline were based on those proposed by Petrini [17]