AUTHOR=Mei Yangyang , Chen Yiming , Wang Xiaogang , Xu Renfang , Xu Rui , Feng Xingliang TITLE=The inverse relationship between the non-high-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio and testosterone in adult males in the United States: a cross-sectional study based on the NHANES database JOURNAL=Frontiers in Endocrinology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2025.1478124 DOI=10.3389/fendo.2025.1478124 ISSN=1664-2392