Carbapenem | Phenotype | MIC (mg/l) | Carbapenemase production | ||
OXA-48 + (N = 15) | NDM + (N = 17) | Negative (N = 168) | |||
Imipenem | S | ≤2 | 0 | 1 | 39 |
I | 2 | 1 | 0 | 8 | |
R | 4 ≤ MIC > 8 | 1 | 1 | 12 | |
R | 8 ≤ MIC ≥ 16 | 8 | 4 | 61 | |
R | >16 | 5 | 11 | 48 | |
Meropenem | S | ≤2 | 1 | 0 | 47 |
I | 2< MIC > 4 | 2 | 0 | 10 | |
I | 4 ≤ MIC > 8 | 3 | 0 | 11 | |
R | 8 ≤ MIC ≥ 16 | 4 | 7 | 55 | |
R | >16 | 5 | 10 | 45 | |
Ertapenem | S | ≤ 0.5 | 0 | 0 | 22 |
R | 0.5< MIC > 1 | 4 | 0 | 18 | |
R | 1 ≤ MIC > 4 | 3 | 3 | 17 | |
R | 4 ≤ MIC ≥ 8 | 4 | 5 | 54 | |
R | >8 | 3 | 6 | 57 |