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Table 1 Characteristics of the four main cohorts at the time of blood draw. All entries represent averages with standard deviations unless otherwise indicated

From: Evaluation of commonly used analysis strategies for epigenome- and transcriptome-wide association studies through replication of large-scale population studies

  Phenotypes DNA methylation RNA-seq
LL LLS NTR RS LL LLS NTR RS LL LLS NTR RS
n = 761 n = 790 n = 1866 n = 768 n = 741 n = 712 n = 735 n = 762 n = 740 n = 579 n = 882 n = 628
Age 45 ± 13 58 ± 8 37 ± 14 68 ± 6 46 ± 13 59 ± 7 40 ± 15 68 ± 7 45 ± 13 59 ± 7 38 ± 15 69 ± 6
Sex (% male) 0.42 0.48 0.33 0.43 0.42 0.48 0.35 0.43 0.42 0.47 0.35 0.43
Smoking (% current) 0.15 0.11 0.19 0.10 0.15 0.12 0.19 0.10 0.15 0.13 0.18 0.09
BMI 25 ± 4 25 ± 4 24 ± 4 28 ± 4 25 ± 4 25 ± 3 25 ± 4 28 ± 4 25 ± 4 25 ± 3 25 ± 4 28 ± 4
Lymp (% of cells) 34 ± 8 29 ± 7 35 ± 9 36 ± 8 35 ± 7 29 ± 7 35 ± 9 36 ± 8 34 ± 8 29 ± 7 35 ± 9 36 ± 8
Mono (% of cells) 9 ± 2 5 ± 2 8 ± 3 7 ± 2 9 ± 2 6 ± 2 8 ± 3 7 ± 2 9 ± 2 6 ± 2 9 ± 3 7 ± 2
Gran (% of cells) 57 ± 8 63 ± 7 56 ± 9 57 ± 8 57 ± 8 63 ± 7 57 ± 9 57 ± 9 57 ± 8 63 ± 7 56 ± 9 57 ± 8