AUTHOR=Yeo Hyewon , Jang Hyeyeon , Kim Nambeom , Jeon Sehyun , Hwang Yunjee , Kang Chang-Ki , Kim Seog Ju TITLE=Exploring predictors of insomnia severity in shift workers using machine learning model JOURNAL=Frontiers in Public Health VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2025.1494583 DOI=10.3389/fpubh.2025.1494583 ISSN=2296-2565