Research Article
Enhancement of Executive Functions but Not Memory by Multidomain Group Cognitive Training in Patients with Parkinson’s Disease and Mild Cognitive Impairment: A Multicenter Randomized Controlled Trial
Figure 2
Executive function z-scores at the pre- and posttest for both training groups. Error bars are not illustrated for reasons of clarity; the standard deviations are presented in Table 1. MCST = modified Wisconsin card sorting test. (a) Semantic word fluency, (b) phonemic word fluency, (c) MCST categories, and (d) key search.
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