Minority status is associated with lower cognitive performance in older adults
In a cross-sectional study of 164 adults aged 50-90, minority participants were younger but had poorer olfactory performance, memory recall, and MMSE-2 scores, as well as more depressive symptoms and longer sleep latency. Multivariable regression identified minority status, olfactory function, and depressive symptoms as independent predictors of cognitive performance, though the model's explanatory power was modest.
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Minority status is associated with lower cognitive performance in older adults The current body of evidence comprises 1 study. EvidenceHub rates the overall confidence at 32/100 (low).
The Claim
Minority status is associated with lower cognitive performance in older adults
This conclusion is most relevant to: Adults aged 50-90 recruited from otolaryngology and cognitive neuroscience clinics.
What the Research Shows
The conclusion draws on 1 linked study. Highlights from the cited literature:
- ▸Effects of Minority Status on Sensory Outcomes, Cognition, and Depression. (Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, 2026) —
How It Works
The proposed biological pathway:
- ▸Minority status may be associated with socioeconomic and environmental stressors
- ▸These stressors could contribute to depressive symptoms and sleep disturbances
- ▸Depressive symptoms and sleep issues may impair cognitive function
- ▸Result: Lower cognitive performance in minority participants despite younger age
Who Might Benefit
Evidence fit by population:
- ▸Adults aged 50-90 recruited from otolaryngology and cognitive neuroscience clinics
Recommended Dose
N/A
Limitations & Caveats
Important context when interpreting this evidence:
- ▸Cross-sectional design prevents causal inference
- ▸Sample size relatively small (n=164) and from a single academic medical center, limiting generalizability
- ▸Overall model explanatory power was modest, suggesting other unmeasured factors
Frequently Asked Questions
What is the main finding of this study?▼
Minority status was independently associated with lower cognitive performance, even though minority participants were younger on average.
How was cognitive performance measured?▼
Cognitive performance was measured using the Mini-Mental State Examination-2 (brief and standard versions).
What other factors were associated with cognitive performance?▼
Olfactory function and depressive symptoms were also independent predictors of cognitive performance.
What are the implications for geriatric care?▼
The findings suggest that incorporating olfactory and mood assessments in geriatric otolaryngologic evaluations may help identify individuals at risk for cognitive decline.
References
- 1.Cejas I, Coto J, Nawab A, Cruz A, Velandia S, Pathagamage P, Smeal M, Cid RC, Loewenstein D, Liu XZ. “Effects of Minority Status on Sensory Outcomes, Cognition, and Depression..” Otolaryngology--head and neck surgery : official journal of American Academy of Otolaryngology-Head and Neck Surgery, 2026. PMID: 42647047 DOI: 10.1002/ohn.70416