TABLE 1.
Antibiotic resistance phenotypes of Shigella spp. isolated from vegetable salad and ground meat samples
| Antimicrobial class/agent | n (%) | ||
|---|---|---|---|
| Vegetable salad (n = 13) | Ground meat (n = 5) | Total (n = 18) | |
| β‐Lactams | |||
| FOX | 0 (0) | 0 (0) | 0 (0) |
| IPM | 2 (15.3) | 1 (20.0) | 3 (16.6) |
| AMX | 9 (69.2) | 3 (60.0) | 12 (66.6) |
| AMP | 6 (46.1) | 3 (60.0) | 9 (50.0) |
| FEP | 0 (0) | 0 (0) | 0 (0) |
| AMC | 7 (53.8) | 2 (40.0) | 9 (50.0) |
| Aminoglycosides | |||
| SPT | 9 (69.2) | 3 (60.0) | 12 (66.6) |
| KAN | 2 (15.3) | 1 (20.0) | 3 (16.6) |
| AMK | 0 (0) | 0 (0) | 0 (0) |
| GEN | 0 (0) | 0 (0) | 0 (0) |
| Quinolones and fluoroquinolones | |||
| NAL | 2 (15.3) | 1 (20.0) | 3 (16.6) |
| NOR | 2 (15.3) | 2 (40.0) | 4 (22.2) |
| LVX | 2 (15.3) | 1 (20.0) | 3 (16.6) |
| Macrolides | |||
| AZM | 6 (46.1) | 3 (60.0) | 9 (50.0) |
| Tetracyclines | |||
| TET | 7 (53.8) | 4 (80.0) | 11 (61.1) |
| Lipopeptides | |||
| CST | 2 (15.3) | 1 (20.0) | 3 (16.6) |
| Phenicols | |||
| CHL | 6 (46.1) | 3 (60.0) | 9 (50.0) |
| Nitroheterocyclics | |||
| NIT | 2 (15.3) | 1 (20.0) | 3 (16.6) |
| Folate pathway antagonists | |||
| SXT | 11 (84.6) | 4 (80) | 15 (83.3) |
Abbreviations: AMC, amoxicillin–clavulanic acid; AMK, amikacin; AMP, ampicillin; AMX, amoxicillin; AZM, azithromycin; CHL, chloramphenicol; CST, colistin; FEP, cefepime; FOX, cefoxitin; GEN, gentamicin; IPM, imipenem; KAN, kanamycin; LVX, levofloxacin; NAL, nalidixic acid; NIT, nitrofurantoin; NOR, norfloxacin; SPT, streptomycin; SXT, trimethoprim–sulfamethoxazole; TET, tetracycline.