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Updated: May 31, 2026
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A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment
Published on: January 11, 2020
Engaging in cognitive activities, aging, and mild cognitive impairment: a population-based study
Yonas E Geda1, Hillary M Topazian, Lewis A Roberts
1Department of Health Sciences Research, Divisions of Epidemiology, College of Medicine, Mayo Clinic, Rochester MN, Wheaton University (Topazian), Chicago IL, USA. geda.yonas@mayo.edu
Summary
Engaging in cognitive activities like reading, games, and crafts may reduce the risk of mild cognitive impairment (MCI) in older adults. These mentally stimulating activities are linked to better cognitive health outcomes in later life.
Area of Science:
- Gerontology
- Cognitive Neuroscience
- Epidemiology
Background:
- Mild cognitive impairment (MCI) is a growing concern in aging populations.
- Understanding modifiable risk factors for MCI is crucial for public health.
- Cognitive engagement is a potential factor influencing cognitive aging.
Purpose of the Study:
- To investigate the association between late-life cognitive activities and the prevalence of MCI.
- To determine if specific types of cognitive engagement are linked to reduced odds of MCI.
Main Methods:
- Cross-sectional study of 1,321 participants aged 70-89 from a population-based cohort.
- Participants were categorized as cognitively normal (N=1,124) or with MCI (N=197).
- Interviews assessed the frequency of various cognitive and social activities within the past year.
Main Results:
- Computer activities, crafts, playing games, and reading books were significantly associated with decreased odds of MCI.
- Social activities like traveling showed marginal significance.
- Reading magazines, playing music, artistic activities, and group activities did not reach statistical significance.
Conclusions:
- Late-life engagement in specific cognitive activities is associated with a lower likelihood of mild cognitive impairment.
- Promoting mentally stimulating activities may be a strategy to support cognitive health in aging individuals.
- Further research can explore causal relationships and specific mechanisms.
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