Aim 1:   Improve estimating equations for glomerular filtration rate (GFR) from serum creatinine and/or cystatin (CysC).

Aim 2:   Estimate prevalence of CKD and risk factors for progression of CKD in the US using National Health and Nutrition Examination and Survey (NHANES

Aim 3:    Assess the validity of changes in proteinuria as a surrogate marker for progression of CKD in clinical trials.


CKD EPI Organizational Diagram