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Related Experiment Video

Updated: Feb 15, 2026

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A Link between Subjective Perceptions of Memory and Physical Function: Implications for Subjective Cognitive Decline.

Stephanie Cosentino1,2, Davangere Devanand2,3, Barry Gurland2

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Subjective memory concerns in older adults are linked to broader health perceptions, not just depression. Understanding these factors can improve early detection of Alzheimer's disease (AD).

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Area of Science:

  • Gerontology
  • Neuroscience
  • Psychology

Background:

  • Subjective cognitive decline (SCD) is a potential preclinical indicator for Alzheimer's disease (AD).
  • Subjective memory (SM) impairment is a key feature of SCD, often linked to negative affect.
  • Factors beyond mood influencing SM and SCD require further investigation.

Purpose of the Study:

  • To investigate the association between subjective memory and broader subjective health perceptions.
  • To examine subjective physical functioning's role in subjective memory, independent of mood and objective function.

Main Methods:

  • A diverse sample of 471 older adults from the Northern Manhattan Aging Project was studied.
  • Participants completed measures of subjective memory, depressive affect, and subjective physical functioning.
  • Regression analyses were used to identify predictors of subjective memory.

Main Results:

  • Subjective memory impairment correlated with depression and subjective physical function.
  • Neither age, education, global cognition, nor objective physical function predicted subjective memory.
  • Subjective physical function and depressive affect were independent predictors of subjective memory.

Conclusions:

  • Subjective memory perceptions are partly influenced by an individual's overall health perceptions.
  • Broader health beliefs, including physical functioning, are important correlates of subjective memory.
  • Identifying these correlates can enhance the identification of SCD relevant to preclinical AD.