Table 2. Antibiotic-resistance profiles of conventional, organic, kosher and ‘raised without antibiotics’ (RWA) chicken products.
Bold text denotes significant differences among categories according to one-way ANOVA.
| Antibiotic | Conventional | Organic | Kosher | RWA | P-value |
|---|---|---|---|---|---|
| Ampicillin | 24% | 33% | 62% | 14% | 0.002 |
| Ampicillin sulbactam | 18% | 13% | 52% | 8% | 0.001 |
| Cefazolin | 30% | 43% | 62% | 31% | 0.072 |
| Cefoxitin | 3% | 10% | 33% | 6% | 0.003 |
| Ceftriaxone | 3% | 7% | 33% | 6% | 0.001 |
| Nalidixic acid | 3% | 3% | 5% | 3% | 0.981 |
| Gentamicin | 24% | 13% | 5% | 11% | 0.206 |
| Tetracycline | 30% | 30% | 33% | 25% | 0.917 |
| Trimethoprim sulfamethoxazole | 9% | 0% | 5% | 3% | 0.321 |