Table 1.
Resistance pattern of E. coli isolated from poultry intestinal specimens to various antimicrobials evaluated in this study.
| Antibiotic | Antibiotic class | % of isolates | ||
|---|---|---|---|---|
| Resistant | Intermediate | Susceptible | ||
| AMP (Ampicillin) | Penicillins | 100.0 | 0.0 | 0.0 |
| AMC (Amoxicillin) | Penicillins | 93.3 | 6.7 | 0.0 |
| TZP (Piperacillin + Tazobactam) | Penicillins | 40.0 | 10.0 | 50.0 |
| PG (Penicillin G) | Penicillins | 100.0 | 0.0 | 0.0 |
| CTX (Cefoxitin) | Cephalosporin 2 | 90.0 | 0.0 | 10.0 |
| KF (Cephalothin) | Cephalosporin 1 | 100.0 | 0.0 | 0.0 |
| FC (Fusidic Acid) | Cephalosporin P1 | 100.0 | 0.0 | 0.0 |
| ATM (Aztreonam) | Monobactam | 90.0 | 0.0 | 10.0 |
| IPM (Imipenem) | Carbapenem | 0.0 | 0.0 | 100.0 |
| NOR (Norfloxacin) | Fluoroquinolones | 3.3 | 6.7 | 90.0 |
| CIP (Ciprofloxacin) | Fluoroquinolones | 6.7 | 0.0 | 93.3 |
| TM (Trimethoprim) | Trimethoprim | 20.0 | 33.3 | 46.7 |
| SMX (Sulfamethoxazole) | Sulfonamides | 100.0 | 0.0 | 0.0 |
| T (Tetracycline) | Tetracyclines | 100.0 | 0.0 | 0.0 |
| E (Erythromycin) | Macrolides | 100.0 | 0.0 | 0.0 |
| AK (Amikacin) | Aminoglycoside | 63.3 | 0.0 | 36.7 |
| GM (Gentamicin) | Aminoglycoside | 100.0 | 0.0 | 0.0 |
| CD (Clindamycin) | Macrolides | 100.0 | 0.0 | 0.0 |