Glomerular Filtration Rate Estimate by the MDRD Equation (SI units)
Input:
Serum Creat
mcmol/L
mg%
mg/dL
Age
mo
yr
Sex
Female (0.762)
Male (1)
Race
Black (1.18)
Non-Black (1)
BUN
mg/dL
mmol/L
Albumin
gm/L
gm/dL
mcg/dL
mcg/mL
mg%
mg/dL
mg/mL
ng/mL
Result:
GFR
mL/min/1.73 m^2
mL/sec/1.73 m^2
Decimal Precision:
0
1
2
3
Notes
In this calculator,
mcg
is the abbreviation for
micrograms
.
Equation parameters such as
Sex
, have two or more discrete values that may be used in the calculation. The numbers in the parentheses, e.g. (0.762), represent the values that will be used.
References
Levey AS, Bosch JP, Lewis JB, et. al. A more accurate method to estimate glomerular filtration rate from serum creatinine: a new prediction equation. Modification of Diet in Renal Disease Study Group.
Ann Int Med
. 1999 Mar 16;130(6):461-70. PMID: 10075613
GFR = 169.98 * (SerumCreat/88.4)
-0.999
* Age
-0.176
* Sex * Race * (BUN/0.357)
-0.170
* (Albumin/10)
0.318
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