Table 1.

Criteria for the neurological outcome score. Points are scored for the failure to successfully perform a task, up to a maximum of 15 points for severe impairment. Healthy animals scored 0 points. Modified from Tsenter et al [42]

Task	Points
Failure to exit a 25 cm diameter circle in 30 sec	1
Failure to exit a 25 cm diameter circle in 60 sec	1
Failure to exit a 25 cm diameter circle in 120 sec	1
Inability/impaired ability to traverse a 3 cm wide beam	2/1
Inability/impaired ability to traverse a 2 cm wide beam	2/1
Inability/impaired ability to traverse a 1 cm wide beam	2/1
Inability to balance on a 0.5 cm diameter round stick	1
Inability to balance on a 0.5 cm square stick	1
Presence of hemiparesis	1
Inability to walk in a straight line	1
Loss of startle reflex *	1
Lack of exploratory behaviour #	1

^*no response to handclap

^#does not explore environment