Table. 1.
Placement of the surface EMG electrodes
| Muscle | Placement to Electrode | |
|---|---|---|
| Measurement method | ||
| Anterior Deltoid | One finger width distal and anterior to the acromion | |
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||
| Upper Trapezius | Immediately lateral to a point midway between the spinous process of T1 and the acromion process | |
 |
||
| Serratus Anterior | Along the mid-axillary line over the 6th rib | |
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||
| Pectoralis Major | Horizontally, 4 cm medial to the axial fold | |
 |
||
| Infraspinatus | 2.54 cm inferior to the spine of the scapular at a point midway between the spine of the scapular and the posterior acromion process | |
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||
J Korean Soc Phys Med 2023;18:25-35 https://doi.org/10.13066/kspm.2023.18.1.25 
© 2023 J Korean Soc Phys Med