Related Experiment Video
Updated: May 7, 2026
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Evaluation of the Cognitive Performance of Hypertensive Patients with Silent Cerebrovascular Lesions
Published on: April 23, 2021
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Vascular risk factors and cognitive decline in a population sample
Mary Ganguli1, Bo Fu, Beth E Snitz
1Departments of *Psychiatry †Neurology #Medicine, University of Pittsburgh School of Medicine Departments of ‡Epidemiology **Biostatistics, University of Pittsburgh Graduate School of Public Health, Pittsburgh, PA §Department of Psychiatry, School of Medicine, Indiana University, Bloomington, IN ∥Department of Psychiatry and Behavioral Sciences ¶Center on Aging, Miller School of Medicine, University of Miami, Miami, FL.
Alzheimer Disease and Associated Disorders
|October 16, 2013
Summary
Vascular risk factors like stroke and diabetes did not predict cognitive decline, but APOE*4 genotype accelerated decline in memory, language, and executive functions. Hypertension and alcohol consumption were linked to slower cognitive decline.
Area of Science:
- Gerontology
- Neuroscience
- Cardiovascular Medicine
Background:
- Cognitive decline is a significant concern in aging populations.
- Vascular factors are increasingly recognized as potential contributors to cognitive impairment.
- Understanding the relationship between vascular health and specific cognitive domains is crucial.
Purpose of the Study:
- To investigate the association between various vascular factors and the rate of decline across five cognitive domains in older adults.
- To identify specific vascular indices that predict longitudinal cognitive changes.
Main Methods:
- An age-stratified random sample of 1982 individuals aged 65+ years was assessed at baseline.
- Cognitive functions (attention, executive function, memory, language, visuospatial function) and vascular, inflammatory, and metabolic indices were measured.
- Random effects and linear models were used to analyze cognitive decline over 4 years and identify associated vascular factors.
Main Results:
- Vascular risk factors (stroke, diabetes, obesity, C-reactive protein) were linked to lower baseline cognition but not subsequent decline rates.
- APOE*4 genotype was associated with faster decline in language, memory, and executive functions.
- Elevated homocysteine predicted faster executive function decline, while hypertension and alcohol consumption were linked to slower memory and attention/language/memory decline, respectively.
Conclusions:
- Different vascular indices impact baseline cognitive performance and rates of decline differently across cognitive domains.
- Cardiovascular mechanisms partially explain cognitive decline variance in older adults.
- Selective survival may influence observed associations.
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