The Association of Depression Symptom and Cognitive Function with Quality of Life in Community Elderly People

Key Points

• This research aims to explore the relationship between depression symptoms, cognitive function, and quality of life in community-dwelling elderly individuals.
• Cross-sectional study involving 248 community-dwelling elderly individuals in D city
• Data collected via self-administered questionnaires in March 2025
• Statistical analyses included independent t-test, one-way ANOVA, Pearson’s correlation coefficients, logistic regression, and hierarchical multiple regression.
• Quality of life was significantly lower in individuals with depression (p<0.001) and decreased with worsening cognitive function (p<0.001).
• A significant negative correlation was found between quality of life and depression, while a positive correlation with cognitive function was noted.
• Logistic regression indicated that the odds of low quality of life increased by 2.7 times with depression and by 2.8 times with severe cognitive impairment.

Abstract