Related Experiment Video
Updated: Jun 26, 2026
10:13
Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach
Published on: February 14, 2014
Educational attainment and cognitive decline in old age
R S Wilson1, L E Hebert, P A Scherr
1Rush Alzheimer's Disease Center, Rush University Medical Center, Chicago, IL 60612, USA. rwilson@rush.edu
Neurology
|February 4, 2009
Summary
Higher education is linked to better cognitive function but not slower cognitive decline in older adults. This association primarily explains education's link to reduced dementia risk.
Area of Science:
- Neuroscience
- Gerontology
- Public Health
Background:
- Education level is a known risk factor for Alzheimer's disease.
- The relationship between education and cognitive decline is not fully understood.
Purpose of the Study:
- To investigate the association between education and cognitive function over time.
- To determine if education influences the rate of cognitive decline.
Main Methods:
- Longitudinal study of over 6,000 older adults in Chicago.
- Cognitive function assessed using brief tests over a 14-year period.
- Mixed-effects models used to analyze education's impact on cognition.
Main Results:
- Higher education correlated with higher baseline cognitive function.
- No linear association found between education and the rate of cognitive decline.
- Slight non-linear effects observed, with cognitive decline varying across follow-up years.
Conclusions:
- Education strongly predicts cognitive function level, not its rate of change.
- The link between education and dementia risk is mainly due to its effect on baseline cognition.
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