Table 3.
Antimicrobial resistance (AMR) amongst Shiga toxin-producing E. coli.
| Antimicrobial agents | STEC AMR susceptibility (%) | % AMR | |||
|---|---|---|---|---|---|
| Susceptible | Reduced susceptibility | Resistant | Non-O157 STEC (n = 15) | O157 STEC (n = 10) | |
| Aminoglycosides | |||||
| Amikacin | 100 | 0 | 0 | 0 | 0 |
| Gentamicin | 100 | 0 | 0 | 0 | 0 |
| Kanamycin | 84 | 12 | 4 | 7 | 0 |
| Neomycin | 0 | 76 | 24 | 27 | 20 |
| Streptomycin | 72 | 8 | 20 | 20 | 20 |
| Penicillin | |||||
| Ampicillin | 92 | 4 | 4 | 0 | 10 |
| Carbapenem | |||||
| Imipenem | 100 | 0 | 0 | 0 | 0 |
| Cephalosporin | |||||
| Ceftazidime | 96 | 0 | 4 | 0 | 10 |
| Macrolide | |||||
| Erythromycin | 0 | 0 | 100 | 100 | 100 |
| Quinolones | |||||
| Ciprofloxacin | 100 | 0 | 0 | 0 | 0 |
| Nalidixic acid | 100 | 0 | 0 | 0 | 0 |
| Phenicol | |||||
| Chloramphenicol | 92 | 0 | 8 | 0 | 20 |
| Ansamycin | |||||
| Rifampicin | 100 | 0 | 0 | 100 | 100 |
| Spectinomycin | |||||
| Spectinomycin | 44 | 48 | 8 | 13 | 0 |
| Tetracylines | |||||
| Tetracycline | 64 | 20 | 16 | 13 | 20 |
| Sulfonamide | |||||
| Trimethoprim | 100 | 0 | 0 | 0 | 0 |