Aim1: incident T2D Aim2: fasting glucose JOINT: joint 2 df test INT: interaction test MAIN: main effect test in model 2 es: stratified model in participants who ever smoked ns: stratified model in participants who never smoked BLACK: African ancestry WHITE: European ancestry The variable names: MarkerName: SNP ID Allele1: Allele 1; Allele2: Allele 2; Freq1: allele frequency of allele 1; FreqSE: standard error of Freq1; MinFreq: Frequency minumum; MaxFreq: Frequency maximum; Effect: beta estimate; IntEffect: beta estimate of interaction term; StdErr: standard error of Effect; IntStdErr: standard error of IntEffect; IntCov: covariance between Effect and IntEffect; ChiSq2df: Chi square statistics for 2df test for joint effect; P-value: p-value for testing effect size = 0; Direction: Direction of effect (+,- or ? denoting positive, negative or missing effect, respectively) HetISq: Heterogeneity I^2 parameter HetChiSq: Heterogeneity Chi^2 statistic; HetDf: Heterogeneity degrees of freedom; HetPVal: Heterogeneity P value, based on above Chi^2 statistic.