TABLE 1.
S. aureus vancomycin MICs over 7 years measured by Etest and BMDa
| Test and study yr | No. (%) of isolates with MIC (μg/ml) of:
|
|||||
|---|---|---|---|---|---|---|
| 0.375 | 0.5 | 0.75 | 1.0 | 1.5 | 2.0 | |
| Etest | ||||||
| 1 | 0 | 0 | 0 | 4 (44) | 4 (44) | 1 (11) |
| 2 | 0 | 0 | 1 (8) | 6 (50) | 4 (33) | 1 (8) |
| 3 | 0 | 0 | 3 (14) | 11 (43) | 16 (29) | 5 (14) |
| 4 | 0 | 0 | 1 (3) | 11 (23) | 19 (63) | 5 (11) |
| 5 | 0 | 0 | 2 (8) | 5 (35) | 16 (42) | 4 (15) |
| 6 | 0 | 0 | 0 | 1 (13) | 26 (77) | 1 (10) |
| 7 | 0 | 0 | 0 | 1 (6) | 16 (88) | 1 (6) |
| BMD | ||||||
| 1 | 4 (44) | 5 (56) | 0 | 0 | 0 | 0 |
| 2 | 9 (75) | 3 (25) | 0 | 0 | 0 | 0 |
| 3 | 17 (49) | 15 (43) | 2 (6) | 1 (3) | 0 | 0 |
| 4 | 16 (44) | 17 (47) | 3 (8) | 0 | 0 | 0 |
| 5 | 16 (59) | 10 (37) | 1 (4) | 0 | 0 | 0 |
| 6 | 14 (50) | 13 (46) | 1 (4) | 0 | 0 | 0 |
| 7 | 6 (33) | 10 (56) | 2 (11) | 0 | 0 | 0 |
a
The results shown are for selected isolates obtained at Texas Children's Hospital from 2001 to 2008.