pISSN 2234-3806eISSN 2234-3814
Table. 3.
Antimicrobial resistance rates (%) according to ST and specimen type
| Antimicrobial agent | ST (N of isolates) | Specimen type (N isolates) | |||||
|---|---|---|---|---|---|---|---|
| ST131 (19) | ST95 (16) | ST69 (11) | ST1193 (9) | Others (25) | Blood (40) | Urine (40) | |
| Ampicillin | 89.5 | 31.3 | 81.8 | 88.9 | 80.0 | 72.5 | 75.0 |
| Piperacillin | 84.2 | 31.3 | 81.8 | 88.9 | 72.0 | 72.5 | 67.5 |
| Cefoxitin | 0 | 0 | 0 | 11.1 | 4.0 | 0 | 5.0 |
| Ceftazidime | 78.9 | 6.3 | 0 | 0.0 | 12.0 | 20.0 | 27.5 |
| Cefotaxime | 78.9 | 6.3 | 0 | 11.1 | 12.0 | 20.0 | 30.0 |
| Cefuroxime | 78.9 | 6.3 | 9.1 | 11.1 | 12.0 | 22.5 | 30.0 |
| Aztreonam | 78.9 | 6.3 | 0 | 11.1 | 12.0 | 22.5 | 27.5 |
| Cefepime | 78.9 | 6.3 | 0.0 | 0.0 | 12.0 | 20.0 | 27.5 |
| Ampicillin/sulbactam | 31.6 | 12.5 | 63.6 | 55.6 | 56.0 | 40.0 | 45.0 |
| Amoxicillin/clavulanate | 26.3 | 0.0 | 9.1 | 11.1 | 12.0 | 2.5 | 22.5 |
| Piperacillin/tazobactam | 5.3 | 0 | 9.1 | 0 | - | 2.5 | 2.5 |
| Doripenem | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Ertapenem | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Meropenem | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Imipenem | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Amikacin | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Gentamicin | 47.4 | 0 | 27.3 | 22.2 | 16.0 | 25.0 | 20.0 |
| Tobramycin | 52.6 | 0.0 | 27.3 | 22.2 | 8.0 | 22.5 | 20.0 |
| Trimethoprim/sulfamethoxazole | 52.6 | 12.5 | 45.5 | 33.3 | 40.0 | 42.5 | 32.5 |
| Ciprofloxacin | 73.7 | 6.3 | 9.1 | 100.0 | 8.0 | 30.0 | 37.5 |
| Levofloxacin | 73.7 | 0 | 0 | 88.9 | 8.0 | 22.5 | 37.5 |
| Chloramphenicol | 0 | 6.3 | 0 | 0.0 | 8.0 | 2.5 | 5.0 |
| Fosfomycin | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Tetracycline | 57.9 | 12.5 | 18.2 | 33.3 | 32.0 | 30.0 | 35.0 |
| Minocycline | 0 | 0 | 0 | 11.1 | 16.0 | 5.0 | 7.5 |
| Tigecycline | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Colistin | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| ESBL positive | 78.9 | 6.3 | 0 | 0 | 12.0 | 20.0 | 27.5 |
Resistance rates >50% are indicated in bold.
Abbreviations: ST, sequence type; ESBL, extended-spectrum β-lactamase.
Ann Lab Med 2022;42:203~212 https://doi.org/10.3343/alm.2022.42.2.203
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