NIH Common Data Elements (CDE) Repository

General Details:

Name:: Modified Ashworth Scale - Limb tone testing right knee scale
Steward:: NINDS
Definition:: The scale of limb tone testing for the right knee, as part of the Modified Ashworth Scale.
Registration Status:: Qualified

Value	Code Name	Code Description
0	No increase in muscle tone	No increase in muscle tone
1	Slight increase in muscle tone, manifested by a catch and release or by minimal resistance at the end of the range of motion when the affected part(s) is moved in flexion or extension	Slight increase in muscle tone, manifested by a catch and release or by minimal resistance at the end of the range of motion when the affected part(s) is moved in flexion or extension
1+	Slight increase in muscle tone, manifested by a catch, followed by minimal resistance throughout the remainder (less than half) of the ROM	Slight increase in muscle tone, manifested by a catch, followed by minimal resistance throughout the remainder (less than half) of the ROM
2	More marked increase in muscle tone through most of the ROM, but affected part(s) easily moved	More marked increase in muscle tone through most of the ROM, but affected part(s) easily moved
3	Considerable increase in muscle tone, passive movement difficult	Considerable increase in muscle tone, passive movement difficult
4	Affected part(s) rigid in flexion or extension	Affected part(s) rigid in flexion or extension
9	Unable to test.	Unable to test.

Definition:: The scale of limb tone testing for the right knee, as part of the Modified Ashworth Scale.
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Document:: Damiano DL, Quinlivan JM, Owen BF, Payne P, Nelson KC, Abel MF. What does the Ashworth scale really measure and are instrumented measures more valid and precise? Dev Med Child Neurol. 2002;44(2):112–118. <br /> Mutlu A, Livanelioglu A, Gunel MK. Reliability of Ashworth and Modified Ashworth scales in children with spastic cerebral palsy. BMC Musculoskelet Disord. 2008;9:44. <br /> Alhusaini AA, Dean CM, Crosbie J, Shepherd RB, Lewis J. Evaluation of spasticity in children with cerebral palsy using Ashworth and Tardieu Scales compared with laboratory measures. J Child Neurol. 2010;25(10):1242–1247.

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Document:: Bohannon, R. & Smith, M. Interrater reliability of a modified Ashworth scale of muscle spasticity. Phys Ther. 1987;67(2):206.<br /><br />See G2I - Spasticity (Modified Ashworth Scale)