Groups | 1 g & 100 g | 1 g | 100 g | 4 | 3 | 2 |
---|---|---|---|---|---|---|
Study | 1 | 1 | 1 | 2 | 2 | 2 |
Postmortem BSE diagnosis | Pos | Neg | Neg | Pos | Neg | Neg |
Behaviour | Â | Â | Â | Â | Â | Â |
Crush refused or entered reluctantly | ↑↑↑ |  | ↑↑↑ |  |  |  |
Nervous or apprehensive in corridor | ↑↑↑ |  | ↑↑ | ↑↑ |  |  |
Obstacle refused or not approached | ↑ |  |  |  | ↓↓ | ↓↓ |
Nervous entering milking parlour | ↑ |  |  | --- | --- | --- |
Yawning | ↑ |  |  |  |  |  |
Kicked out during examination | ↑ |  |  |  |  |  |
Sensation | Â | Â | Â | Â | Â | Â |
Startle repeatedly during examination | ↑↑↑ | ↑↑↑ | ↑↑↑ |  |  |  |
Startle once during examination | ↑↑↑ |  | ↑ |  |  |  |
Clipboard test abnormal once | ↑↑↑ |  |  |  |  |  |
Clipboard test abnormal >2 | ↑↑↑ |  |  |  |  |  |
Over-reactivity to sound ≥1 | ↑↑↑ |  |  |  |  |  |
Over-reactivity present once/2 tests | ↑↑↑ |  |  |  |  |  |
Over-reactivity present >2/2 tests | ↑↑↑ |  |  |  |  |  |
Over-reactivity to sound >2 | ↑↑ |  |  |  |  |  |
Flash test abnormal ≥1 | ↑ |  |  |  |  |  |
Flash test abnormal >2 | ↑ |  |  |  |  |  |
Exaggerated menace | ↑ |  |  |  |  |  |
Head tests nervous |  |  |  | ↑↑ |  |  |
Stick test: kicking |  |  |  | ↑ |  |  |
Movement | Â | Â | Â | Â | Â | Â |
Tremor | ↑↑↑ |  |  | ↑ |  |  |
Ataxia or hypermetria | ↑↑↑ |  |  |  |  |  |