Table 3. Contamination of eggs and chicken feeds by aflatoxins, ochratoxin A, and zearalenone
| Number of Samples | Sampling site | Mycotoxin | Positive sample | Mean (μg/kg) | Range |
| Egg (n=30) | Egg layer farms (3) | Aflatoxins | 0/30 | - a | - |
| Ochratoxin A | 0/30 | - | - |
| Zearalenone | 0/30 | - | - |
| Egg (n=180) | Egg-processing units (3) | Aflatoxins | 0/180 | - | - |
| Ochratoxin A | 0/180 | - | - |
| Zearalenone | 0/180 | - | - |
| Egg (n=265) | Retail markets (5) | Aflatoxins | 0/265 | - | - |
| Ochratoxin A | 0/265 | - | - |
| Zearalenone | 0/265 | - | - |
| Feed (n=20) | Egg layer farms (3) | Aflatoxins | 20/20 (100%)b | 0.56 (0.38)c | 0.10−1.86 (0.09−1.70)c |
| Ochratoxin A | 20/20 (100%) | 0.77 | 0.14-2.24 |
| Zearalenone | 17/20 (85%) | 35.02 | 5.17-147.53 |