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Table 1 Description of the DNA methylation samples in the LBC cohorts, for individuals with DNA methylation measured in at least two waves

From: Genotype effects contribute to variation in longitudinal methylome patterns in older people

Cohort wave Mean age (SD) Age range Female Male Total
LBC1921W1 79.1 (0.6) (77.9,80.6) 77 63 140
LBC1921W3 86.6 (0.4) (85.8,87.5) 82 71 153
LBC1921W4 90.2 (0.1) (90,90.6) 42 36 78
LBC1936W1 69.6 (0.8) (67.7,71.3) 326 359 685
LBC1936W2 72.5 (0.7) (70.9,74.2) 353 399 752
LBC1936W3 76.3 (0.7) (74.7,77.7) 284 312 596
LBC1936W4 79.3 (0.6) (78.0,80.9) 240 250 490