FTO SNPs become only nominally significant for both alcohol-related traits: the p value for the lead SNP for AUDIT-C, rs9937709, decreases in significance from 5.53 × 10 −14 to 1.42 × 10 −5 and for the lead SNP for AUD, rs11075992, it decreases in significance from 3.22 × 10 −10 to 3.02 × 10 −5 .
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Genome-wide association study of alcohol consumption and use disorder in 274,424 individuals from multiple populations.
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The sentences
We validated the phenotype in a sample of 1851 participants from the Veterans Aging Cohort Study 33 , in which we found a highly significant association of AUDIT-C scores with the plasma concentration of phosphatidylethanol, a direct, quantitative biomarker that is correlated with the level of alcohol consumption.