Fig. 4From: DNA hydroxymethylation age of human blood determined by capillary hydrophilic-interaction liquid chromatography/mass spectrometryPredicted age versus chronological age of all subjects using a leave-one-out model. A multivariate regression model was fit on all but one sample and its predicted age (y-axis) was related to the chronological age of the left out sample (x-axis)Back to article page