The psychosocial anti-inflammatories: Sense of control, purpose in life, and social support in relation to inflammation, functional health and chronic conditions in adulthood
- PMID: 39426340
- PMCID: PMC11651059
- DOI: 10.1016/j.jpsychores.2024.111957
The psychosocial anti-inflammatories: Sense of control, purpose in life, and social support in relation to inflammation, functional health and chronic conditions in adulthood
Abstract
Objective: Three psychosocial variables were examined as predictors of chronic inflammation, functional health, and number of chronic conditions.
Methods: This cohort study used the Midlife in the United States biomarker sample. Data were collected in 2004-2009 (M2) and 2013-17 (M3). The sample included 1244 adults ages 34 to 82 (M = 54.50, SD = 11.7), with 57 % women, 79 % white, and education from 6 to 20 years (M = 14.47, SD = 2.65). Sense of control, purpose in life, and social support were included as indicators of a psychosocial latent factor. Inflammation was measured with Interleukin-6, C-reactive Protein, E-Selectin, Fibrinogen, and Intracellular Adhesion Molecule-1. Covariates included age, sex, education, race, and household income. Functional health and chronic conditions were assessed M = 9.27 (SD = 0.78) years after the psychosocial variables and M = 7.06, (SD = 1.47) years after inflammation.
Results: Using a structural equation model and controlling for covariates, higher levels on the psychosocial variables predicted lower inflammation (β = -0.12, 95 % CI -0.22 to -0.02; p = .016), better functional health (β = 0.25, 95 % CI 0.18 to 0.32; p < .001), and fewer chronic conditions (β = -0.22, 95 % CI -0.30 to -0.15; p < .001), with inflammation a mediator (indirect effects: functional health, β = 0.03, 95 % CI 0.00 to 0.05, p = .020 and chronic conditions, β = -0.02, 95 % CI -0.03 to -0.00, p = .036).
Conclusions: Adaptive psychosocial beliefs and supportive relationships are important as they can provide motivation for engaging in health-promoting behaviors and can reduce stress that can lead to chronic inflammation and poor health. The results can inform a psychosocial prescription for health.
Keywords: Chronic health conditions; Functional health; Inflammation; Purpose in life; Sense of control; Social support.
Copyright © 2024. Published by Elsevier Inc.
Conflict of interest statement
Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.
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