AUTHOR=Liu Xi , Li Meiyi , Liu Xu , Luo Yuting , Yang Dong , Ouyang Hui , He Jiaoling , Xia Jinyu , Xiao Fei TITLE=Clinical validation and optimization of machine learning models for early prediction of sepsis JOURNAL=Frontiers in Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2025.1521660 DOI=10.3389/fmed.2025.1521660 ISSN=2296-858X