Table 3.
Etest MIC of main population and colistin-resistant subpopulations of isolates AB1-AB5
| Isolate | MIC (mg/L) of main population/colistin-resistant subpopulation | |||||||
|---|---|---|---|---|---|---|---|---|
| Colistin | Rifampicin | Vancomycin | Linezolid | Meropenem | Ciprofloxacin | Tigecycline | Tobramycin | |
| AB1 | 0.125/128 | 8/<0.002 | >256/0.125 | >256/32 | >32/0.064–0.25 | >32/15– > 32 | 4/0.5 | 12/0.5–2 |
| AB2 | 0.125/12–128 | 8/<0.002 | >256/0.25–1 | >256/32–128 | >32/0.125–0.5 | >32/≥32 | 4/0.5–1 | 2/0.5–2 |
| AB3 | 0.125/– | >32/– | >256/– | >256/– | >32/– | >32/– | 2/– | >256/– |
| AB4 | 0.125/>256 | 8/<0.002 | >256/2 | >256/32 | 4/0.064 | >32/>32 | 4/1 | 2/1 |
| AB5 | 0.125/16–32 | 4/<0.002 | >256/0.125 | >256/32 | 1/0.016 | >32/0.032 | 2/0.064 | 4/0.064 |
For AB3 only Etest MIC of main population is presented, since no colistin-resistant subpopulations were detected in this isolate