Farm | Risk factor | Coefficient estimate (± SE) | Odds ratio (95% CI) |
---|---|---|---|
Sheep | Terrain*** | ||
Lowland | – | 1.00 | |
Upland*** | 1.92 (0.43) | 6.84 (3.04–16.90) | |
Flock size (log10)*** | 1.37 (0.39) | 3.94 (1.88–8.80) | |
Region* | |||
C England | – | 1.00 | |
Wales | 0.44 (0.81) | 1.56 (0.37–10.69) | |
N England | 1.11 (0.80) | 3.03 (0.77–20.30) | |
E England | 1.17 (1.06) | 3.22 (0.35–29.58) | |
Scotland | 1.02 (0.82) | 2.77 (0.65–19.21) | |
SW England* | 2.0 (0.82) | 7.13 (1.68–49.64) | |
Cattle | Terrain* | ||
Lowland | – | 1.00 | |
Upland* | 0.89 (0.39) | 2.44 (1.15–5.36) | |
Livestock type** | |||
Cattle only | – | 1.00 | |
Cattle and sheep** | 1.26 (0.47) | 3.53 (1.51–9.69) | |
Region** | |||
C + E England | – | 1.00 | |
Wales | 0.99 (0.83) | 2.68 (0.60–18.80) | |
N England | 2.61 (0.81) | 2.61 (0.63–17.69) | |
Scotland | 1.45 (0.82) | 4.26 (0.10–29.32) | |
SW England** | 2.27 (0.77) | 9.68 (2.61–62.82) |