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Chronological age versus measured LTL and DNAmTL. Chronological age versus measured LTL (panels A, C, E, in units of kilobase [kb]) and DNAmTL (panels B, D, F, in units of kb). (A, B) Test data from the FHS. (C, D) Test data from the WHI (N=100), (E, F) Test data from the JHS (N=100). Each panel reports a Pearson correlation coefficient and correlation test p-value.
