| Type of sample meat | Cultural examination | PCR examination | P value (χ2 test)* | ||||
| Positive | Negative | Total | Positive | Negative | Total | ||
| Beef | 46 (76.67%) | 14 (23.33%) | 60 | 25 (41.67%) | 35 (58.33%) | 60 | 0.048* |
| Chicken | 31 (68.89%) | 14 (31.11%) | 45 | 10 (22.22%) | 35 (77.78%) | 45 | 0.414 |
| Total | 77 | 28 | 105 | 35 | 70 | 105 | 0.043* |