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Constant–Murley Score (CMS) results during the study period. (A) Results of the development of the primary outcome, CMS, from baseline to 12 months. (B) Mean CMS profile for the pain group at baseline, 3, 6, and 12 months. (C) Mean CMS profile for the strength group at baseline, 3, 6, and 12 months. Error bars represent the 95% CIs for the means. *P < 0.05, **P < 0.01.
