The association between measures of sleepiness and subjective cognitive decline symptoms in a diverse population of cognitively normal older adults

Anthony Q. Briggs, Carolina Boza-Calvo, Mark A. Bernard, Henry Rusinek, Rebecca A. Betensky, Arjun V. Masurkar

Research output: Contribution to journalArticlepeer-review

Abstract

Subjective cognitive decline (SCD) is associated with preclinical Alzheimer's disease (AD). Suboptimal sleep is also a risk factor for cognitive decline, but with unclear relationship to SCD. We conducted a retrospective cross-sectional study in a biracial research cohort of 148 cognitively normal older adults who underwent quantification of SCD (Cognitive Change Index; CCI), sleepiness (Epworth Sleepiness Scale; ESS), depression (Geriatric Depression Scale; GDS), and amyloid/tau PET. ESS score was associated with total, amnestic, and non-amnestic CCI scores, after adjustment for GDS, amyloid/tau burden, and race. This supports future longitudinal work on how sleepiness impacts SCD outcomes.

Original languageEnglish (US)
Pages (from-to)740-744
Number of pages5
JournalJournal of Alzheimer's Disease
Volume105
Issue number3
DOIs
StatePublished - Jun 2025

Keywords

  • Alzheimer's disease
  • amnestic
  • cognitive aging
  • cognitive dysfunction
  • depression
  • excessive sleepiness
  • imaging biomarkers
  • non-amnestic
  • subjective cognitive decline

ASJC Scopus subject areas

  • General Neuroscience
  • Clinical Psychology
  • Geriatrics and Gerontology
  • Psychiatry and Mental health

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