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. 2020 Aug 5;12(1):8–14. doi: 10.1177/2192568220944129

Table 1.

Modified Upper Extremity Motor Testing Scale for Telemedicine.

Muscle group Nerve root Strength Description
Deltoid C5 0 Absence of any muscle activation
1 Able to abduct shoulder against gravity
2 Able to abduct shoulder with 5-10 lb of resistance (dumbbell, etc)
3 Difficult to assess; can consider full strength if able to abduct shoulder with weight >10 lbs
Bicep C5, C6 0 Absence of any muscle activation
1 Able to flex elbow against gravity
2 Able to flex elbow with 5-10 lb of resistance (dumbbell, etc)
3 Difficult to assess; can consider full strength if able to flex elbow with weight >10 lbs
Triceps C6, C7 0 Absence of any muscle activation
1 Able to extend elbow against gravity
2 Able to extend elbow with 5-10 lb of resistance (dumbbell, etc)
3 Difficult to assess; can consider full strength if able to extend elbow with weight >10 lbs
Wrist extensors C6 0 Absence of any muscle activation
1 Able to extend wrist against gravity
2 Able to extend wrist with 2-5 lb of resistance (dumbbell, etc)
3 Difficult to assess; can consider full strength if able to extend wrist with weight >5 lbs
Finger flexors C8 0 Absence of any muscle activation
1 Able to make a full fist in pronation
2 Able to make a full fist in pronation with some resistance from contralateral hand
3 Difficult to assess; can consider full strength if make a full fist with near full resistance from contralateral hand
Finger abduction C8, T1 0 Absence of any muscle activation
1 Able to abduct fingers with palm perpendicular to flat surface
2 Able to abduct fingers fully with some resistance from contralateral hand
3 Difficult to assess; can consider full strength if able to abduct fingers fully with near full resistance from contralateral hand