Other comparisons were made using the full ranges of the relevant data. Please enter data age years sex male female race non black black creatinine mgdl μmoll cystatin mgl calculate results mdrd studymlmin173 m2 ckd epicrmlmin173 m2 ckd epicysmlmin173 m2 ckd epicr cys cmlmin173 m2. The most recently advocated formula for calculating the gfr is the one that was developed by the modification of diet in renal disease study groupmost laboratories in australia and the united kingdom now calculate and report the mdrd estimated gfr along with creatinine measurements and this forms the basis of. Cockcroft gault calculator with si units plasma creatinine pcr mgdl umoll weight wt. Bsa m 2 020247 height m 0725 weight kg 0425 and body mass index bmi was calculated as body weight in kilograms divided by height in meters squared 23. Egfr in mlmin 173 m2.
Please fill in the following data. X 085 for women 2 modification of diet in renal disease mdrd. 170 x p cr 0999 x age 0176 x bun 0170 x albumin 0318 x 0762 for women x 1180 for blacks. Enter and select. Bsa m 2 w 0425 x h 0725 x 0007184 adjusted egfr mlmin egfr mlmin173 m 2 x bsa m 2 173. To compare formula performance over different body weight ranges while maintaining group sizes suitable to make the calculations subjects were grouped into tertiles according to body weight.
Estimated gfr egfr using modification of diet in renal disease mdrd formula. Body surface area was calculated using the dubois formula 22. Egfr results derived by the cockcroft gault and mdrd formulae were compared with. Adult males 140 age in years x weight in kg 72 x serum cr adult females 085 x 140 age in years x weight in kg 72 x serum cr egfr per ckd epi 141 x mincrk 1 a x maxcrk 1 1209 x 0993 age x 1018if female x 1159if blackafrican american. The ideal weight was determined by the lorentz equation height centimeters100height centimeters1504. K 07 for females.
Formulas used in this calculatorcreatinine clearance crcl. In general the heightscr formulas and those using a height based q value outperformed the age dependent and height independent q based egfr formulas at all ages and levels of gfr although the latter group tended to be better for the older subjects at gfrs above 90 mlmin per 173 m 2. The real bsa bsar and ideal bsa were determined by the dubois and dubois bsa formula because it is the most widely and commonly used formula 0007184total body weight kilograms 0425 height centimeters 0725.
Gallery of Egfr Using Height And Weight
