ArticleFrontiers in public health2025
The association between sleep quality and cognitive impairment among a multi-ethnic population of middle-aged and older adults in Western China: a multi-center cross-sectional study.
Article in Frontiers in public health, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
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Who cites it
4 citing papers in PubMed.
- Balance impairment as a central correlate of falls, short sleep, and physical health in community-dwelling adults.BMC public health · 2026Article
- Modifiable lifestyle factors and their association with depression and quality of life in community-dwelling older adults: a multicriteria index analysis.Scientific reports · 2026Article
- Association between vitamin D level and sleep quality in the elderly population: a prospective cohort study.Sleep & breathing = Schlaf & Atmung · 2025Article
- Machine learning-based early screening of mild cognitive impairment using nutrition-related biomarkers and functional indicators.Frontiers in aging neuroscience · 2025Article
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9 authors.
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Abstract
Objective: This study aims to investigate the relationship between sleep quality and cognitive impairment in middle-aged and older adults living in Western China. Methods: Baseline data from the West China Health and Aging Trend (WCHAT) study were utilized, with enrollment of participants aged 50 years or older. Sleep quality was assessed using the Pittsburgh Sleep Quality Index (PSQI), where a PSQI score > 5 indicated poor sleep quality. The cognitive status was evaluated using the 10-item Short Portable Mental Status Questionnaire (SPMSQ). Multinomial logistic regression was applied to estimate odds ratios (ORs) and 95% confidence intervals (CIs). Results: A total of 6,728 middle-aged and older adults dwelling in western China (age = 62.39 ± 8.925 years, 2,520 males and 4,208 females) were included in the analysis. The prevalence of mild cognitive impairment was 11.0%, with 4.3% having moderate to severe cognitive impairment. Poor sleep quality was found in 47.7% of participants. After adjusting for age, gender, education, marital status, and chronic disease, poor sleep quality (OR = 1.29, 95% CI: 1.1-1.52, Conclusion: Sleep quality is significantly associated with cognitive impairment among middle-aged and older adults in Western China, particularly concerning the components of daytime dysfunction.
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