From: Pruritus is a common feature in sheep infected with the BSE agent
 | Presence during the monitoring period | P-value * | ||
---|---|---|---|---|
Clinical sign | Negative cases (n) | Positive cases (n) | Log-rank test | Wilcoxon test |
Behaviour change | 17 | 16 | ++ | Â |
Rubbing/scratching | 34 | 23 | ns | Â |
Nibbling | 25 | 21 | + | Â |
Positive scratch test | 4 | 18 | +++ | Â |
Fleece change | 28 | 18 | Â | ns |
Alopecia | 4 | 14 | +++ | Â |
Skin lesions | 5 | 10 | + | Â |
Self-induced scratch response | 7 | 18 | +++ | Â |
Bruxism when handled | 9 | 9 | +++ | Â |
Bruxism when free during examination | 7 | 5 | Â | ns |
Bruxism at observation | 17 | 17 | + | Â |
Tremors | 2 | 14 | +++ | Â |
Ataxia | 2 | 13 | Â | +++ |
Weight loss | 29 | 22 | Â | + |
Loss of body condition | 20 | 18 | +++ | Â |