approached significanceP = 0.058
After adjustment for demographic variables (Model 2), the nonlinear trend weakened but approached significance (nonlinear P = 0.058).
After adjustment for demographic variables (Model 2), the nonlinear trend weakened but approached significance (nonlinear P = 0.058).
Notably, among different racial groups, Black patients exhibited the greatest mortality reduction with high GNRI scores (HR = 0.18, p = 0.025), while the association in White patients showed borderline significance (HR = 0.72, p = 0.066).