TABLE 1.
Drug and MIC (μg/ml) | No. of hVISA isolates | Total no. of isolates | % hVISA |
---|---|---|---|
Vancomycin | |||
<0.5 | 0 | 4 | 0 |
0.5 | 3 | 94 | 3.2 |
1 | 52 | 858 | 6.1 |
2 | 44 | 381 | 11.6 |
4 | 11 | 13 | 84.6 |
>4 | 0 | 1 | 0 |
Teicoplanin | |||
<0.25 | 0 | 14 | 0 |
0.25 | 2 | 271 | 0.7 |
0.5 | 9 | 578 | 1.6 |
1 | 31 | 322 | 9.6 |
2 | 38 | 123 | 30.9 |
4 | 7 | 16 | 43.8 |
>4 | 13 | 23 | 56.5 |
For both agents, as the MIC increases, the percentage of hVISA increases.