TABLE 6.
Comparison of rates of antimicrobial resistance among ST208, ST219, and ST469
| Antimicrobial agent(s) | No. (%) of resistant isolates belonging to: |
P value | |
|---|---|---|---|
| ST208 and ST219 (n = 18 isolates) (allele profiles 1-3-3-2-2-97-3 and1-3-3-2-2-101-3) | ST469 (n = 18 isolates) (allele profile 1-12-3-2-2-103-3) | ||
| Piperacillin-tazobactam | 8 (44.4) | 0 (0.0) | 0.003 |
| Ampicillin-sulbactam | 2 (11.1) | 1 (5.6) | 1 |
| Ceftazidime | 18 (100) | 0 (0.0) | <0.001 |
| Cefepime | 14 (77.8) | 1 (5.6) | <0.001 |
| Imipenem | 1 (5.6) | 0 (0.0) | 1 |
| Meropenem | 1 (5.6) | 0 (0.0) | 1 |
| Gentamicin | 13 (72.2) | 7 (38.9) | 0.092 |
| Amikacin | 6 (33.3) | 0 (0.0) | 0.019 |
| Levofloxacin | 16 (88.9) | 14 (77.8) | 0.658 |
| Ciprofloxacin | 18 (100) | 18 (100) | |
| Minocycline | 3 (16.7) | 3 (16.7) | 1 |
| Colistin | 0 (0.0) | 0 (0.0) | |
| Polymyxin B | 0 (0.0) | 0 (0.0) | |