Table 2 Number of CpG sites of DNAm clocks and CpG sites not retained in EPICv1 and EPICv2

From: DNAm age differences between infinium methylationEPICv1 vs EPICv2 in buffy coat, PBMC, and saliva samples

DNAm clocks

No of CpG sites in each clock, N

CpG sites not retained in arrays

EPICv1, n (%)

EPICv2, n (%)

EPICv1 and EPICv2 overlap, n

Horvath1

353

19 (5.38)

13 (3.68)

3

Horvath2

391

0 (0%)

17 (4.35)

0

Hannum

71

6 (8.45)

6 (8.45)

1

PhenoAge

513

0 (0%)

18 (3.51)

0

GrimAge

1113

1 (0.1%)

185 (18.0)

0

DNAmTL

140

0 (0%)

30 (21.4)

0

DNAmFitAge

627

9 (1.44)

154 (24.6)

2

DunedinPACE

173

0 (0%)

29 (16.8)

0

YingCausAge

585

165 (28.2)

91 (15.6)

51

YingAdaptAge

999

0 (0%)

63 (6.31)

0

YingDamAge

1089

0 (0%)

79 (7.25)

0

  1. EPICv1: Illumina InfiniumMethylationEPICv1 BeadChip. EPICv2: Illumina InfiniumMethylationEPICv2 BeadChip. EPICv1 and EPICv2 overlap: Overlap of missing sites in both EPICv1 and EPICv2 for each DNAm clock.