Research Article
Reliability and Validity of the Geriatric Depression Scale in Italian Subjects with Parkinson’s Disease
Table 2
Pearson’s correlation coefficient for each comparison.
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; . HADS-A: Hospital Anxiety and Depression Scale of Anxiety; HADS-D: Hospital Anxiety and Depression Scale of Depression; GDS: Geriatric Depression Scale; PDQ-39: Parkinson’s Disease Questionnaire; SF-36: Short Form 36-Health Survey Questionnaire. |