AUTHOR=Yang Xumei , Luo Yulan , Lai Wei TITLE=Nonlinear association of cardiometabolic index with hyperuricemia: insights from the NHANES 1999-2018 study JOURNAL=Frontiers in Endocrinology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2025.1459946 DOI=10.3389/fendo.2025.1459946 ISSN=1664-2392