DNAm aging algorithm | Original study | Tissue | nCpGs | Surrogate measure of biological age* |
---|---|---|---|---|
AgeAccelHorvath | Horvath et al. [5] | Multiple tissues# | 353 | Calibrated chronological age |
AgeAccelHannum | Hannum et al. [6] | Whole blood | 71 | Chronological age |
DNAmMRscore | Zhang et al. [7] | Whole blood | 10(8)§ | All-cause mortality |
AgeAccelPheno | Levine et al. [8] | Whole blood | 513 | 9 markers†, chronological age |
AgeAccelGrim | Lu et al. [9] | Whole blood | 1030 | 7 Plasma proteins‡, smoking pack-years |