TABLE 1.
Time for a 10-fold increase and the calculated PAE for MRSA 101, MRSA 102, and S. aureus ATCC 29213 after 30-min exposure to CSa
| Isolate (exposure level) | Time (h) for 10-fold increase
|
PAE (h) | |
|---|---|---|---|
| Range | Avg ± SDb | ||
| MRSA 101 (control) | 2.18-2.78 | 2.39 ± 0.34 | |
| MRSA 101 (MIC) | 2.33-2.58 | 2.74 ± 0.12 | 0.35 |
| MRSA 101 (2× MIC) | 2.85-3.67 | 3.38 ± 0.46* | 0.99 |
| MRSA 102 (control) | 2.11-2.25 | 2.19 ± 0.07 | |
| MRSA 102 (MIC) | 1.11-2.98 | 1.95 ± 0.95 | −0.24 |
| MRSA 102 (2× MIC) | 3.32-6.31 | 4.72 ± 1.50# | 2.53 |
| ATCC 29213 (control) | 1.68-1.88 | 1.80 ± 0.10 | |
| ATCC 29213 (MIC) | 3.34-3.62 | 3.45 ± 0.15* | 1.65 |
| ATCC 29213 (2× MIC) | 3.41-4.47 | 3.90 ± 0.53* | 2.10 |
a
The experiments were conducted a minimum of three times.
b
*, P < 0.05 in two-tailed t test; #, P < 0.05 in one-tailed t test.