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Cognitive Activities and Instrumental Activity of Daily Living in Older Adults with Mild Cognitive Impairment

25 Oct 2013

Aims: This study aimed to identify differences in the implementation of cognitive activities and instrumental activities of daily living (IADLs) between healthy individuals and subjects with mild cognitive impairment (MCI). Methods: The study included 2,498 cognitively healthy subjects (mean age, 71.2 ± 5.1 years) and 809 MCI subjects (mean age, 71.8 ± 5.4 years). The subjects were interviewed regarding their participation in cognitive activities and the implementation of IADLs. Results: We found a significant association between participation in any cognitive activities (p < 0.001), using a bus or a train (p < 0.001), and MCI. After adjusting for covariates, cognitive activity of any type remained significantly associated with MCI (p < 0.005) but not with the implementation of IADLs. Conclusions: Our study revealed that greater participation in cognitive activity was associated with lower odds of MCI. Participation in cognitive activities may reflect differences between healthy and MCI subjects. To clarify the causal relationship between cognitive activities and MCI, further studies are required. © 2013 S. Karger AG, Basel20
Dement Geriatr Cogn Disord Extra 2013;3:398-406

Date: 
25 October 2013

Click here to view the full article which appeared in Dementia and Geriatric Cognitive Disorders Extra