Fig. 3

Multivariable adjusted cubic spline models for the association between BCAAs intake and HRs for all-cause mortality (A) and CVD mortality (B); and for the association between AAAs intake and hazard ratios for all-cause mortality (C) and CVD mortality (D). Solid lines demonstrate estimates of HRs, while dashed lines demonstrate 95% confidence intervals. Abbreviations: AAAs, aromatic amino acids; BCAAs, branched chain amino acids; CI, confidence interval; CVD, cardiovascular disease; HR, hazard ratio