Medical Research Council (MRC) Scale for Assessment of Muscle Power
Grade | Description |
---|---|
0 | No contraction |
1 | Flicker or trace of contraction |
2 | Active movement with gravity eliminated |
3 | Active movement against gravity |
4 | Active movement against gravity and resistance Grades 4-, 4 and 4+ may be used to indicate movement against slight, moderate and strong resistance respectively |
5 | Normal power |