AUTHOR=Ding Wenquan , La Rui , Wang Shenghao , He Zhiyuan , Jiang Dinghua , Zhang Zhigang , Ni Hao , Xu Wu , Huang Lixin , Wu Qian TITLE=Associations between neutrophil percentage to albumin ratio and rheumatoid arthritis versus osteoarthritis: a comprehensive analysis utilizing the NHANES database JOURNAL=Frontiers in Immunology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/immunology/articles/10.3389/fimmu.2025.1436311 DOI=10.3389/fimmu.2025.1436311 ISSN=1664-3224