Manual Muscle Strength Grading Chart
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Manual Muscle Strength Grading Chart
Grade Percentage Description
5 (Normal) 100 Complete range of motion against gravity with full resistance
4 (Good) 75 Complete range of motion against gravity with some resistance
3 (Fair) 50 Complete range of motion against gravity with no resistance
2 (Poor) 25 Complete range of motion with gravity eliminated
1 (Trace) 10 Evidence of slight contractility with no evidence of joint motion even with gravity eliminated
0 (Zero) 0 No evidence of muscle contractility