Physical Therapy Rehabilitation Science : eISSN 2287-7584 / pISSN 2287-7576

Fig. 4.

Download original image
Fig. 4. Comparison of muscle activities of one-handed and double-handed smart phone use in unstable position. %MVC: % maximum voluntary contraction, UT: upper trapezius, ECR: extensor carpi radialis, EPL: extensor pollicis longus, AP: abductor pollicis. Significant difference between One-handed and Two-handed use. ***p<0.0001.
Physical Therapy Rehabilitation Science 2018;7:119-26 https://doi.org/10.14474/ptrs.2018.7.3.119