AUTHOR=Lai Weicheng , Chen Xiao , Wang Lerui , Wu Liangxiu , Li Xin , Zhou Boda TITLE=Association between LDL/HDL ratio and hypertension in Chinese middle-aged and older adults: a cross-sectional and longitudinal analysis based on CHARLS LDL/HDL ration and hypertension JOURNAL=Frontiers in Endocrinology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2025.1484318 DOI=10.3389/fendo.2025.1484318 ISSN=1664-2392