The association between triglyceride glucose-waist-to-height ratio and non-alcoholic fatty liver disease in adults aged over 60 in the United States: a cross-sectional study

The TyGWHtR index is a simple, low-cost, and effective single indicator that outperforms multiple conventional indices for identifying older U.S. adults at high risk of NAFLD. Its reliance on routinely measured clinical parameters makes it an efficient tool for initial risk stratification in community and public health settings, facilitating targeted prevention and supporting healthy aging initiatives.