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Related Experiment Videos

Correlates of cognitive function in an elderly community population.

P A Scherr1, M S Albert, H H Funkenstein

  • 1Channing Laboratory, Department of Medicine, Brigham and Women's Hospital, Boston, MA 02115.

American Journal of Epidemiology
|November 1, 1988
PubMed
Summary

Cognitive function in older adults declines with age. Lower education, higher disability, and less prestigious jobs were also linked to poorer cognitive performance in East Boston residents.

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Area of Science:

  • Gerontology
  • Epidemiology
  • Cognitive Neuroscience

Background:

  • Cognitive aging is a significant public health concern.
  • Understanding factors influencing cognitive function in the elderly is crucial for targeted interventions.
  • The Established Populations for Epidemiologic Studies of the Elderly (EPESE) program provides valuable data on aging populations.

Purpose of the Study:

  • To examine the relationship between age, socioeconomic factors, disability, and cognitive performance in a community-dwelling elderly population.
  • To identify predictors of cognitive decline in individuals aged 65 and older.

Main Methods:

  • A cross-sectional study was conducted in East Boston, Massachusetts, involving 3,682 residents aged 65+.
  • Brief, structured cognitive performance tests assessed various cognitive functions.

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  • Data on age, sex, education, disability (modified Katz Activities of Daily Living Scale), and occupation (modified Duncan Socioeconomic Index) were collected.

    • Main Results:

    • A significant inverse relationship was observed between age and cognitive test performance.
    • Fewer years of formal education were independently associated with lower cognitive scores.
    • Increased disability and less prestigious occupations were also independently linked to poorer performance on all cognitive tests.

    Conclusions:

    • Cognitive function in older adults is negatively impacted by advancing age.
    • Educational attainment, functional disability, and socioeconomic status are important correlates of cognitive performance in the elderly.
    • These findings highlight the multifactorial nature of cognitive aging and underscore the need for comprehensive health and social support strategies.