GFR CALCULATOR FOR CHILDREN AND ADOLESCENTS UP TO 18 YEARS OLD

Schwartz and Counahan-Barratt Methods

by Stephen Z. Fadem, M.D., FASN and Brian Rosenthal

Plasma creatinine
mg/dL umol/L
Height
centimeters inches
Age
Gender Male Female
Clear Resets all values when checked

Estimated GFR by Schwartz Formula =

Estimated GFR by Counahan-Barratt =

NKF K/DOQI REFERENCES AND OTHER RESOURCES

(See Figure 12 for Stages of Chronic Kidney Disease)

  1. Ronald J. Hogg, Susan Furth, Kevin V. Lemley, Ronald Portman, George J. Schwartz, Josef Coresh, Ethan Balk, Joseph Lau, Adeera Levin, Annamaria T. Kausz, Garabed Eknoyan, and Andrew S. Levey. National Kidney Foundation's Kidney Disease Outcomes Quality Initiative Clinical Practice Guidelines for Chronic Kidney Disease in Children and Adolescents: Evaluation, Classification, and Stratification Pediatrics, Jun 2003; 111: 1416 - 1421.
  2. Schwartz GJ, Haycock GB Edelmann CM Jr, Spitzer A. A simple estimate of glomerular filtration rate in children derived from body length and plasma creatinine. Pediatrics 1976;58:259-263
  3. Schwartz GJ, Feld LG, Langford DJ. A simple estimate of glomerular filtration rate in full-term infants during the first year of life. J Pediatr. 1984;104:849-854
  4. Schwartz GJ, Gauthier B. A simple estimate of glomerular filtration rate in adolescent boys. J Pediatr 1985; 106:522-526
  5. Counahan R, Chantler C, Ghazali S, Kirkwood B, Rose F, Barratt TM. Estimation of glomerular filtration rate from plasma creatinine concentration in children. Arch Dis Child. 1976;51:875-878

Cockcroft-Gault Calculator (defaults to SI Units)

MDRD Calculator - Extended version

The National Kidney Foundation K/DOQI Clinical Practice Guidelines for Chronic Kidney Disease, American Journal of Kidney Disease, 39:S1,S1-S266, 2002

National Kidney Foundation K/DOQI Guidelines: http://www.kidney.org/doqi/kdoqi/toc.htm


Programmed by Stephen Z. Fadem, M.D., FASN and Brian Rosenthal
MDRD Calculator and CKD Worksheet © 2000 - 2006, Nephron Information Center
and licensed to The National Kidney Foundation