Improvement of Emotional Empathy and Cluster B Personality Disorder Symptoms Associated With Decreased Cocaine Use Severity.

The EE score of the MET showed only a statistical trend between cocaine users and controls at baseline, but the present effect size (d = 0.39) was in the range of the previously reported effect sizes of the larger cross-sectional sample of recreational and dependent cocaine users (d = 0.39–0.64), suggesting rather a deficiency of power than a lack of reliability.

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