The Effects of Light-to-Moderate Alcohol Consumption on the Cognitive Function of Community Nondemented Male Elderly: A Cohort Study

Aim. To investigate the effects of light-to-moderate drinking on the cognitive function of the elderly in a large elderly community cohort. Although heavy drinking is linked with impaired brain functions, the effects of light-to-moderate drinking on the cognitive function of the elderly are still co...

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Bibliographic Details
Main Authors: Zhang Yan, Zhang Yingjie, An Na, Qiu Qi, Li Wei, Wang Wenzheng, Sun Lin, Xiao Shifu
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Behavioural Neurology
Online Access:http://dx.doi.org/10.1155/2021/5681913
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Summary:Aim. To investigate the effects of light-to-moderate drinking on the cognitive function of the elderly in a large elderly community cohort. Although heavy drinking is linked with impaired brain functions, the effects of light-to-moderate drinking on the cognitive function of the elderly are still controversial. Methods. A total of 1469 nondemented elderly men from 15 research centers in 8 cities and provinces were included and divided into two groups: drinking (531 subjects) and nondrinking (938 subjects). Cognitive functions were assessed by the Beijing version of the Montreal Cognitive Assessment (MoCA) at baseline and one-year follow-up. Results. There was no difference in total cognitive scores between the light-to-moderate drinking and nondrinking groups at baseline and follow-up. Nonalcohol users performed better naming and abstraction function at baseline and better naming function at follow-up. There was no difference in cognitive performance decline and new-onset dementia rates at follow-up. Conclusions. Light-to-moderate alcohol consumption had no significant impact on the overall cognitive function and the risk of dementia in elderly men.
ISSN:0953-4180
1875-8584