Glomerular Filtration Rate (GFR) Calculator Estimates kidney function using CKD-EPI & MDRD equations CKD-EPI MDRD Cockcroft-Gault Age (years) Sex Male Female Race Non-Black Black Serum Creatinine (mg/dL) Weight (kg) BUN (mg/dL) Albumin (g/dL) Calculate GFR 0 mL/min/1.73m²