Table 5.
Multidrug resistance patterns among 431 E. coli isolated from poultry and domestic pigs.
| No. of Antibiotics Classes | Resistance Pattern | No. of Isolates | Prevalence (%) |
|---|---|---|---|
| 3 | TET/SUL/CEP | 4 | 0.87 |
| QNL/PEN/SUL | 6 | 1.30 | |
| AMN/PEN/TET | 3 | 0.65 | |
| QNL/AMN/TET | 8 | 1.73 | |
| QNL/PEN/TET | 3 | 0.65 | |
| PEN/SUL/CEP | 2 | 0.43 | |
| QNL/PEN/TET | 5 | 1.08 | |
| PEN/TET/SUL | 14 | 3.04 | |
| QNL/TET/SUL | 6 | 1.30 | |
| PHE/TET/SUL | 3 | 0.65 | |
| QNL/TET/CEP | 3 | 0.65 | |
| 4 | QNL/AMN/TET/CEP | 5 | 1.08 |
| QNL/PEN/SUL/CEP | 4 | 0.87 | |
| QNL/AMN/TET/SUL | 3 | 0.65 | |
| QNL/PEN/TET/SUL | 15 | 3.25 | |
| PHE/QNL/PEN/TET | 3 | 0.65 | |
| PHE/PEN/TET/SUL | 4 | 0.87 | |
| PEN/TET/SUL/CEP | 2 | 0.43 | |
| QNL/TET/SUL/CEP | 4 | 0.87 | |
| 5 | QNL/AMN/TET/SUL/CEP | 3 | 0.65 |
| QNL/PEN/TET/SUL/CEP | 5 | 1.08 | |
| QNL/AMN/PEN/TET/SUL | 4 | 0.87 | |
| QNL/PHE/TET/SUL/CEP | 3 | 0.65 | |
| QNL/PHE/PEN/TET/SUL | 16 | 3.47 | |
| 6 | QNL/AMN/PEN/TET/SUL/CEP | 2 | 0.43 |
| QNL/PHE/AMN/PEN/TET/CEP | 2 | 0.43 | |
| QNL/PHE/PEN/TET/SUL/CEP | 3 | 0.65 | |
| QNL/PHE/AMN/PEN/TET/SUL | 20 | 4.34 | |
| 7 | QNL/PHE/PEN/TET/SUL/CEP/CAR | 11 | 2.39 |
| QNL/PHE/AMN/PEN/TET/SUL/CEP | 62 | 13.45 | |
| 8 | QNL/PHE/AMN/PEN/TET/SUL/CEP/CAR | 10 | 2.17 |
| Total | 238 | 51.6 | |
Key: QNL, quinolones; PHE, phenocols; AMN, aminoglycosides; PEN, penicillins; TET, tetracyclines; SUL, sulfonamides; CEP, cephalosporins; CAR, carbapenems.