DALLAS--(BUSINESS WIRE)--The National Kidney Foundation and Amgen (NASDAQ:AMGN) today announced a new initiative of the Kidney Early Evaluation Program (KEEP) that will provide important data to help communities address the growing prevalence of chronic kidney disease (CKD). The initiative introduces a participant follow-up – or “longitudinal” – component to the National Kidney Foundation’s KEEP further strengthening the comprehensive, free kidney disease screening program. The new initiative is made possible by an educational grant from Amgen, KEEP’s primary sponsor.