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Cognitive Reserve Attenuates the Relation between Gastrointestinal Diseases and Subsequent Decline in Executive
Andreas Ihle1,2,3, Élvio R Gouveia4,5,6, Bruna R Gouveia4,6,7,8
1Department of Psychology, University of Geneva, Geneva, Switzerland, Andreas.Ihle@unige.ch.
Dementia and Geriatric Cognitive Disorders
|February 3, 2020
Summary
Gastrointestinal diseases may accelerate executive function decline in older adults with low leisure activity. Cognitive reserve, enhanced by leisure, might protect against this decline.
Area of Science:
- Neuroscience
- Gerontology
- Gastroenterology
Background:
- Executive functioning is crucial for daily life in older adults.
- Gastrointestinal diseases are common in aging populations.
- Cognitive reserve may influence resilience to age-related cognitive decline.
Purpose of the Study:
- To investigate the relationship between gastrointestinal diseases and executive functioning decline over 6 years.
- To determine if cognitive reserve modifies this relationship in older adults.
Main Methods:
- Longitudinal study of 897 older adults (mean age 74.33 years).
- Assessed executive functioning using Trail Making Test (TMT) parts A and B at two time points, 6 years apart.
- Collected data on education, occupation, leisure activity engagement, and gastrointestinal diseases.
Main Results:
- A significant interaction was found between gastrointestinal diseases and leisure activity engagement on changes in executive functioning.
- In individuals with low leisure activity, gastrointestinal diseases predicted a steeper decline in executive functioning over 6 years.
- This association was not significant for individuals with high leisure activity.
Conclusions:
- Cognitive reserve, particularly high leisure activity engagement, may buffer the negative impact of gastrointestinal diseases on executive functioning.
- Maintaining high engagement in leisure activities could be a protective strategy for older adults with gastrointestinal conditions.
Keywords:
Cognitive reserveDecline in executive functioningGastrointestinal diseasesLeisure activity engagementLongitudinal studyMore Related Videos
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