The association of the total risk score with T2D risk by racial/ethnic population.^a

aOdds ratios (and 95% confidence intervals) adjusted for age (quartiles), BMI (quartiles), sex, and ethnicity (in pooled analysis). bP = 3.8×10−4 for heterogeneity of allelic effects across ethnic groups (4 df test). cP≤0.02 for each ethnic group for the comparison with Japanese Americans. dQuartiles are defined separately for each population.