Fig. 3

Causal mediating effect of BMI on the association between RC and hyperuricemia. (a) Mediating effect regression (b) Mediated analysis directed acyclic graph. ACME stands for average causal mediation effects (indirect effects), that is, indirect effects, and ADE stands for average direct effects, that is, direct effects. Total effect is the total effect. Prop.mediated explains the percentage of correlation between RC and hyperuricemia for intermediary variables