Sumida et al reported equations for converting a urine protein to urine creatinine ratio (or urine protein) to urine albumin to urine creatinine ratios for use in CKD screening and prognosis. The authors are from multiple institutions from around the world.
Parameters:
(1) urine protein dipstick reading
(2) sex
(3) diabetes
(4) hypertension
Parameter
Finding
Points
urine dipstick
negative
0
trace
0.7270
1+
1.6775
2+
3.2622
3+ or greater
4.5435
sex
male
0
female
0.0822
diabetes
no
0
yes
0.27249
hypertension
no
0
yes
0.33627
value of Y =
= SUM(points for all of the parameters) + 2.0373
predicted urine albumin to urine creatinine ratio in mg/g =
= EXP(Y)
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