Ultrafiltration Rate Calculator

digital health award winner 2017

Are you in the green?  Pulling water out of your blood at dialysis is “ultrafiltration" (UF).  A safe UF rate (UFR) for HD is gentle—and you may feel well after a treatment.  Put in your fluid goal, weight, and treatment time to find out.


Fill in the fields on the left to see your ultrafiltration rate.

Your Ultrafiltration Rate (UFR):


Flythe ufr chart
Flythe JE, Kimmel SE, Brunelli SM. Rapid fluid removal during dialysis is associated with cardiovascular morbidity and mortality. Kidney Int. 2011;79(2):250-7
Developed by MEI with input from members of the Renal Unit, Barwon Health, Geelong, Australia

Water in our bodies is in three “spaces”—but, dialysis can reach just one of them. Watch this video to see why gentle treatments are best.