From: The impact of the genotype on the prevalence of classical scrapie at population level
Variables | Model 4 (Low susceptibility) | Model 5 (High susceptibility) | ||||
---|---|---|---|---|---|---|
 | Coef. | IRR | 95%CI | Coef. | IRR | 95%CI |
constant | -4.05 | Â | -6.2- -1.91 | -4.23 | Â | -6.16- -2.3 |
Flock-susceptibility risk indicator | 0.42 | 1.52 | 1.15-2 | 0.46 | 1.59 | 1.21-2 |
Country | Â | Â | Â | Â | Â | Â |
Wales | 1.93 | 6.9 | 0.8-60 | 2.2 | 9 | 1.12-72.2 |
Scotland | 2.24 | 9.4 | 1.15-76.2 | 2.23 | 9.4 | 1.31-66.9 |
# animals (baseline: < 300) | Â | Â | Â | Â | Â | Â |
300-1 000 | 2.37 | 10.7 | 1.34-86.2 | 2.34 | 10.4 | 1.52-71 |
> 1 000 | 2.95 | 19.1 | 2.53-145 | 3 | 20.2 | 3.13-130.4 |
Scotland × 300-1 000 | -3.6 | 0.02 | 0-0.78 | -3.6 | 0.02 | 0-0.57 |
Scotland × > 1 000 | -4.3 | 0.01 | 0-0.2 | -4.38 | 0.01 | 0-0.17 |