Medical Research Council (MRC)
Scale for Muscle Strength EFFORT 0-5 Muscle contracts against full resistance 5 Strength reduced, but contraction can still move joint against resistance 4 Strength further reduced such that joint can be moved only against gravity with examiner's resistance completely removed. 3 Muscle can onlly move if resistance of gravity is removed. 2 Only a trace or flicker of movement is seen or felt, or fasciculations are observed, 1 No movement 0 Reference:
CLINICAL GRADING (FUNCTIONAL ASSESSMENTS) 0-10 SCALE Normal 0 No disability; minor sensory signs or areflexia 1 mild disability; ambulatory >200 m; mild weakness in >=1 limb and sensory impairment 2 Requires support to walk >50m without stick; moderate weakness MRC Grade 4 and sensory impairment 3 Severe disability; able to walk >10m without support of stick, motor weakness MRC Grade 4 and sensory impairment 4 Requires support to walk 5m; marked motor and sensory signs 5 Cannot walk 5m; able to stand without support and to transfer to wheelchair; able to feed independently 6 Bedridden; severe quadriparesis; max strength MRC Grade 3 7 Respirator [sic] and/or severe quadriparesis; max strength MRC Grade 2 8 Respirator [sic] and quadriplegia 9 Dead 10 (1) Hahn AF, Bolton CF, Pillay N et al., Plasma Exchange ... Brain 1996; 119:1055-66 |