brachioradialis had worked compensatorily. It also could be said to the supination strength such as supinator muscle. JOA score, especially function and range of motion scores in the tenotomy group were significantly lower than that in the control group but there was no difference of pain score. Because of the higher age, tenotomy group may had severer degenerative changes of the rotator cuff and/or the other muscles, or the bad posture due to back deformity that induced lower scores. We can

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... o say the both procedures were effective for the pain as well as the control group. Conclusion: LHBT tenotomy and tenodesis with ARCR don't affect the muscle strength of elbow flexion and forearm supination comparing with the LHBT preservation. http://dx.