|  |  | Microaerobic culture |  | |
---|---|---|---|---|---|
 |  |  | + | - | Total |
4.1 Campylobacter coli detection in faecal samples | Â | + | 125 | 1 | 126 |
 | Real-time PCR | - | 3 | 17 | 20 |
 |  | Total | 128 | 18 | 146 |
4.2 Campylobacter coli detection in feed samples | Â | + | 21 | 1 | 22 |
 | Real-time PCR | - | 2 | 26 | 28 |
 |  | Total | 23 | 27 | 50 |
4.3 Campylobacter coli detection in environmental samples | Â | + | 34 | 2 | 36 |
 | Real-time PCR | - | 3 | 47 | 50 |
 |  | Total | 37 | 49 | 86 |