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Table 1 R2 between DNAm-Alcs and measures of alcohol use, alcohol intake (log(g/day +1)) and AUDIT score, in ARIES parents at midlife and offspring at adolescence

From: Validation and characterisation of a DNA methylation alcohol biomarker across the life course

   R2
  N5 CpGs23 CpGs78 CpGs144 CpGs
Midlife
 Alcohol intake10493.854.356.827.63
 AUDIT10134.895.568.688.81
Adolescence
 Alcohol intake6260.140.310.760.80
 AUDIT6200.010.080.941.19
  1. DNAm-Alcs DNA methylation alcohol biomarkers, AUDIT Alcohol Use Disorders Identification Test, ARIES Accessible Resource for Integrated Epigenomics Studies