September 10, 2025Frontiers in Public HealthOpen Access

Body Mass Index and multidimensional health in Chinese older adults: a moderated mediation analysis of urban–rural residence, physical activity, and depression

View Full Paper

Ask AI

Bookmark

Authors

Discussion

Moderated mediation analysis reveals how urban–rural residence influences BMI's impact on health and depression.

Higher BMI correlates with increased chronic disease burden, particularly in rural older adults.
A robust U-shaped relationship exists between BMI and depression, with optimal well-being at BMI ≈ 28.9 kg/m².
Depressive symptoms significantly moderate the direct adverse effects of BMI on chronic diseases.
This analysis advocates for tailored health strategies addressing both physical and mental health needs.

Pan et al. (2025) studied this question.

View Full Paper

Ask AI

Bookmark