... Health(NIH), the Chronic Kidney Disease in Children (CKiD) prospective cohort study was initiated with sup-port from the National Institute of Diabetes and Diges-tive and Kidney Diseases (NIDDK), in ... associated withfaster decline. In studying an uncommon disease, such as kidney disease in children, recruiting andretaining an adequate number of children to assess the association between putative ... pro-teinuria with race, cause of chronic kidney disease, and glo-merular filtration rate in chronic kidney disease in children study. Clin J Am Soc Nephrol 4: 812– 819, 200916. Ardissino G,...