Four-way decomposition of the effects of nutrient supplement and physical exercise on depression among older Chinese: a nationwide cross-sectional analysis

• Published in: BMC public health Vol. 24; no. 1; pp. 3469 - 10
• Main Authors: Huang, Shuna, Guo, Jianhui, Jiang, Renquan, Ma, Ke, Lin, Fuxin, Li, Huangyuan, Kang, Dezhi, Wu, Siying
• Format: Journal Article
• Language: English
• Published: England BioMed Central Ltd 18.12.2024; BioMed Central; BMC
• Subjects: Activities of daily living; Adults; Aged; Aged patients; Aged, 80 and over; Body mass index; Calcium; China - epidemiology; Confounding (Statistics); Cross-Sectional Studies; Decomposition; Depression; Depression - epidemiology; Depression in old age; Dietary Supplements; Docosahexaenoic acid; East Asian People; Education; Epidemiology; Exercise; Exercise - psychology; Female; Food and nutrition; four-way decomposition; Health aspects; Humans; Longitudinal Studies; Male; Marital status; mediating effect; Mediation; Mediators; Mental depression; Mental disorders; Mental health; Nutrient supplement; Nutrients; Older adults; Older people; Overweight; Physical exercise; Physical fitness; Psychological aspects; Regression analysis; Regression models; Risk factors; Statistical analysis; Statistics; Vitamin A; Vitamins; China; Physical exercise; Depression; four-way decomposition; mediating effect; Older adults; Nutrient supplement

Studies on the associations between nutrient supplement, physical exercise, and depression among persons 65 years and older in China are still lacking. We aimed to investigate the association between nutrient supplement and depression and to explore the role of physical exercise in this association....