Psychology Research and Behavior Management

Depression and Longitudinal Frailty Trajectories in Middle-Aged and Older Adults with Chronic Pain: A 8-Year National Cohort Study in China

Figure 1. Flow chart of inclusion of this study population.
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Figure 1. Flow chart of inclusion of this study population.Flow chart of inclusion of this study population.Zhang et al.
Cohort study of 4,778 peoplePopulations

Declared no competing interests

The paper

Ningxia Medical University

Psychology Research and Behavior Management, 16 Sep 2026

doi.org/10.2147/prbm.s630081PubMed 42764950