Rapid population aging is reshaping demographic structures and public health challenges. Loneliness among older adults is associated with poorer mental and physical health, higher mortality, and reduced quality of life. This study assessed loneliness and its sociodemographic, social, and health-related correlates among adults aged ≥ 60 years in Poland.
A cross-sectional survey was conducted using computer-assisted telephone interviews (CATI) from September to November 2025 among 1,090 adults aged ≥ 60 years. Loneliness was measured using the Revised UCLA Loneliness Scale (R-UCLA), and quality of life using the WHOQOL-BREF. Analyses included parametric and non-parametric tests, Pearson correlations, and hierarchical multivariable linear regression (p
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