Fig. 1

Stratified HRs and 95% CIs of type 2 diabetes according to tertiles (T) of serum TMAO^a. TMAO trimethylamine-N-oxide, HR hazard ratio, 95% CI 95% confidence interval, T tertile. ^aIn multivariable-adjusted model, confounding factors included age, sex, household income, smoking status, alcohol drinking, tea drinking, hypertension, WHR, physical activity, intakes of total energy, egg, red and processed meat, fish and shellfish, serum levels of TG, HDL-C and fasting glucose. The medians of age, serum fasting glucose, serum choline, serum betaine, red and processed meat intake, fish and shellfish intake, or egg intake were cut-off points