Table 1

Components of the modified Ashworth score

Muscle tone Score Spasm frequency
No increase in muscle tone0No spasms
Increased tone: hips easily abducted to 45° by one person1One or fewer spasms/day
Hips abducted to 45° by one person with mild effort2One to five spasms/day
Hips abducted to 45° by one person with major effort3Six to nine spasms/day
One person unable to abduct hips to 45°4⩾10 spasms/day, or continuous contractions