| Number of herds with movements | Number of herds without movements |  |  |  | ||
---|---|---|---|---|---|---|---|
Type of cattle movements | Cases | Controls | Cases | Controls | OR | 95% CI | p-value |
Beef herds | Â | Â | Â | Â | Â | Â | Â |
Open heifers | 40 | 83 | 26 | 84 | 1.56 | 0.88 – 2.81 | 0.134 |
Pregnant heifers | 32 | 43 | 34 | 124 | 2.74 | 1.50 – 4.94 | < 0.001 |
Open cows (dry) | 16 | 26 | 50 | 141 | 1.73 | 0.85 – 1.74 | 0.123 |
Open cows (calf at foot) | 37 | 55 | 29 | 112 | 2.60 | 1.45 – 4.69 | 0.001 |
Pregnant cows (dry) | 28 | 32 | 38 | 135 | 3.11 | 1.67 – 5.81 | < 0.001 |
Pregnant cows (calf at foot) | 17 | 38 | 49 | 129 | 1.18 | 0.59 – 2.25 | 0.627 |
Dairy herds | Â | Â | Â | Â | Â | Â | Â |
Open heifers | 54 | 12 | 50 | 34 | 3.06 | 1.46 – 6.77 | 0.004 |
Pregnant heifers | 43 | 14 | 61 | 32 | 1.61 | 0.78 – 3.45 | 0.206 |
Open cows (dry) | 22 | 3 | 82 | 43 | 3.84 | 1.24 – 16.9 | 0.036 |
Open cows (lactating) | 50 | 13 | 54 | 33 | 2.35 | 1.13 – 5.10 | 0.025 |
Pregnant cows (dry) | 22 | 7 | 82 | 39 | 1.49 | 0.61 – 4.05 | 0.398 |
Pregnant cows (lactating) | 26 | 7 | 78 | 39 | 1.86 | 0.77 – 4.98 | 0.187 |