TABLE 1.
Serotype 15A isolates from Japan in 2012 to 2014 and MICs for meropenem and cefotaximea
| Sequence type |
No. of MEM-R isolates (n = 10) with MIC for CTX (μg/ml) of: |
No. of MEM-IR isolates (n = 54) with MIC for CTX (μg/ml) of: |
No. of MEM-S isolates (n = 22) with MIC for CTX (μg/ml) of: |
||||||
|---|---|---|---|---|---|---|---|---|---|
| ≤0.5 | 1.0 | ≥2.0 | ≤0.5 | 1.0 | ≥2.0 | ≤0.5 | 1.0 | ≥2.0 | |
| 63 | 3 | 3 | 1 | 32 | 4 | 1 | 16 | 1 | 1 |
| 9084 | 0 | 0 | 2 | 0 | 0 | 8 | 0 | 0 | 0 |
| Other | 0 | 1 | 0 | 5 | 2 | 2 | 4 | 0 | 0 |
a
MEM-R, meropenem resistant (MIC of ≥1.0 μg/ml); MEM-IR, meropenem intermediate resistant (MIC of 0.5 μg/ml); MEM-S, meropenem susceptible (MIC of ≤0.25 μg/ml); CTX, cefotaxime.