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September 10, 2025Frontiers in Public HealthOpen Access

Socioeconomic status and lifestyle as factors of multimorbidity among older adults in China: results from the China Health and Retirement Longitudinal Survey

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Authors

WGWei Jie GongXHXiaoxiao HuHCHuimin Cui

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Overview

Analysis reveals key lifestyle and socioeconomic factors associate with multimorbidity in older adults, indicating health inequalities.

Key Points

  • XGBoost showed superior predictive performance (AUC = 0.788), indicating effective machine learning application in health studies.
  • Top factors for multimorbidity included education level, ADL, work status, income, and self-assessed health, highlighting key socioeconomic influences.
  • Subgroup analyses revealed variations by age and sex, with older adults (≥80) showing stronger associations with psychological and geographic factors.
  • Findings suggest structural roots of health inequality, supporting targeted public health interventions for aging populations.

Cite This Study

Gong et al. (2025) studied this question.

synapsesocial.com/papers/68c1a13a54b1d3bfb60dc9a4https://doi.org/10.3389/fpubh.2025.1586091
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