AUTHOR=Xiao Yunfei , Yang Yaqing , Gao Shunyu , Zhang Hao , Wang Jia , Lin Tao , Bai Yunjin TITLE=Dietary index for gut microbiota, a novel protective factor for the prevalence of chronic kidney diseases in the adults: insight from NHANES 2007–2018 JOURNAL=Frontiers in Nutrition VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1561235 DOI=10.3389/fnut.2025.1561235 ISSN=2296-861X