Funding for this research was provided by:
U.S. Department of Health & Human Services | NIH | National Institute on Aging (AG064122, AG052409, AG052573)
U.S. Department of Health & Human Services | NIH | National Heart, Lung, and Blood Institute (HL134320)
Received: 18 August 2020
Accepted: 2 April 2021
First Online: 14 May 2021
: R.C.H. has received grants and consulting fees from Denka Seiken outside the scope of the current research study. A.W. received fees from the Analysis Group as a consultant outside the scope of the current research study. P.G. is a member of the SomaLogic Medical Advisory board, for which he receives no remuneration of any kind. L.L.J. is an employee and stockholder of Novartis. R.F.G. received fees from the American Academy of Neurology for her role as an Associate Editor for the journal <i>Neurology</i>. Proteomic assays in ARIC were conducted free of charge as part of a data exchange agreement with SomaLogic. The remaining authors declare no competing interests.