AUTHOR=Sun Ling , Yuan Jie , Wang Tao , Ning Bin , Yuan Qinghua TITLE=Association between Hemoglobin Glycation Index and In-Hospital all-cause mortality of patients with Congestive Heart Failure: a retrospective study utilizing the MIMIC-IV database JOURNAL=Frontiers in Endocrinology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2025.1475063 DOI=10.3389/fendo.2025.1475063 ISSN=1664-2392