Table 2. Campylobacter sequence types of human cases assigned to chicken, ruminant, and the environment in the risk factor analysis.
| Chickena | Ruminantsb | Environmentc |
| 44 | 19 | 350 |
| 227 | 22 | 447 |
| 230 | 38 | 508 |
| 290 | 61 | 586 |
| 353 | 104 | 587 |
| 354 | 206 | 637 |
| 400 | 270 | 696 |
| 443 | 403 | 710 |
| 584 | 432 | 861 |
| 606 | 475 | 1080 |
| 775 | 658 | 1539 |
| 801 | 1519 | 2123 |
| 859 | 2156 | 2130 |
| 875 | 2288 | 2151 |
| 883 | 2187 | |
| 978 | 3015 | |
| 1073 | 3130 | |
| 1191 | 4276 | |
| 1583 | 4279 | |
| 1600 | 4282 | |
| 1707 | 4300 | |
| 1728 | 4307 | |
| 1957 | 4308 | |
| 2034 | 4314 | |
| 2183 | ||
| 2324 | ||
| 2553 | ||
| 2807 | ||
| 2808 | ||
| 2844 | ||
| 2882 | ||
| 2899 | ||
| 3016 | ||
| 4269 | ||
| 4271 | ||
| 4280 | ||
| 4283 | ||
| 4292 |
a)
143 cases, mean Pr for chicken = 0.96; range: 0.95–0.99.
b)
67 cases, mean Pr for ruminants = 0.87; range: 0.80–0.96.
c)
34 cases, mean for environment Pr = 0.76; range: 0.50–0.98.