Sumida et al reported equations for converting a urine protein to urine creatinine ratio (or urine protein dipstick to urine creatinine ratio) to a urine albumin to urine creatinine ratio for use in CKD screening and prognosis. The authors are from multiple institutions from around the world.
Parameters:
(1) urine protein to urine creatinine ratio (UPCR) in mg/g
(2) sex
(3) diabetes
(4) hypertension
Parameter
Finding
Points
sex
male
0
female
-0.0773
diabetes
no
0
yes
0.0797
hypertension
no
0
yes
0.1265
value of X =
= (0.2934 * LN(MIN(UPCR/50,1))) + (1.5643 * LN(MAX(MIN(UPCR/500,1),0.1))) + (1.1109 * LN(MAX(UPCR/500,1))) + SUM(all of the parameters) + 5.2659
predicted urine albumin to urine creatinine ratio in mg/g =
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