Table 1.
Genotype-specific risk of atypical scrapie being detected in an abattoir survey. (An odds ratio shown in bold is significantly (P < 0.05) different from the baseline (AHQ/AHQ).
| Odds ratio | |||
| PrP genotype | Estimate | 95% confidence limits | |
| Lower | Upper | ||
| ARR/ARR | 0.07 | 0.03 | 0.19 |
| ARR/AHQ | 0.47 | 0.21 | 1.06 |
| ARR/ARH† | 0 | - | - |
| ARR/ARQ | 0.07 | 0.03 | 0.18 |
| AHQ/AHQ‡ | 1 | - | - |
| AHQ/ARH | 0.36 | 0.03 | 4.84 |
| AHQ/ARQ | 0.39 | 0.17 | 0.92 |
| ARH/ARH† | 0 | - | - |
| ARH/ARQ | 0.50 | 0.04 | 6.70 |
| ARQ/ARQ | 0.13 | 0.05 | 0.33 |
| ARR/VRQ† | 0 | - | - |
| AHQ/VRQ† | 0 | - | - |
| ARH/VRQ† | 0 | - | - |
| ARQ/VRQ | 0.06 | 0.00 | 0.84 |
| VRQ/VRQ† | 0 | - | - |
† no positive samples for this genotype.
‡ baseline genotype