Table 4.

Modified Ashworth Scale

0.	No tonus increase
1.	The presence of a catch-and-release feeling at the end of the range of motion or a slight tonus increase in character with minimal resistance
1+.	There is a slight increase in muscle tone observed through minimal resistance throughout the less than half of the joint range of motion
2.	Muscle tone is increased throughout the range of motion of the whole joint, but the joints can be moved easily
3.	There is significant tonus increase which makes passive movement difficult
4.	Affected parts are rigid in flexion and extension