National trends of unmet healthcare needs and risk factors by household income level, 2010 to 2022: A Nationwide cross-sectional study in South Korea.

ABSTRACT: Socio-economic status plays a critical role in shaping unmet healthcare needs, and the COVID-19 pandemic has further intensified these disparities; however, research to date remains insufficient. Therefore, this study aims to analyze unmet healthcare needs by household income using large-scale longitudinal data (2010-2022) including pre- and post- pandemic differences. This large-scale study (n = 2,628,584) utilized nationwide data from the Korea Community Health Survey (KCHS) conducted between 2010 and 2022, administered by the Korea Disease Control and Prevention Agency. The analysis employed complex, weighted sampling to examine trends in unmet healthcare needs, with a specific focus on changes during the COVID-19 pandemic. Weighted logistic regression models were used to calculate odds

SUBMITTER: Kim H 

PROVIDER: S-EPMC12851669 | biostudies-literature | 2026 Jan

REPOSITORIES: biostudies-literature