The Montreal Cognitive Assessment (MoCA) is a widely used cognitive screening tool in Parkinson's disease (PD) and is sensitive to PD-mild cognitive impairment (MCI) and dementia. The relationship of the MoCA to difficulties in activities of daily living in PD more particularly has yet to be explored. Objective: The aim of this study is to explore how caregiver reported everyday impairments correlated with associated cognitive domains from the MoCA as well as explore the sensitivity and specificity of this instrument to daily difficulties in a PD sample. It was hypothesized that MoCA subscales (i.e. Language, Memory, Visual, and Executive) would correlate with respective everyday impairments as measured by the Everyday Cognition (ECog) questionnaire and would be sensitive to everyday impairment observed in patients with PD. Method: A convenience sample of 49 patients with...

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