Research Article

Proteinuria, 99mTc-DTPA Scintigraphy, Creatinine-, Cystatin- and Combined-Based Equations in the Assessment of Chronic Kidney Disease

Table 6

Stage 1 correlations.

DTPACreatinineCreatinine clearanceHoekCreatinine
CKD-EPI
Cystatin C
CKD-EPI
Combined
CKD-EPI
Cystatin CProteinuria

DTPA
 rho1
Creatinine
 rho−0.36451
0.0799
Creatinine clearance
 rho−0.333−0.20311
0.11180.3411
Hoek
 rho0.0961−0.34980.14091
0.65510.09380.5114
Creatinine
CKD-EPI
 rho0.3765−0.73550.17480.37531
0.069800.4140.0707
Cystatin C
CKD-EPI
 rho0.0722−0.4450.11480.59320.5071
0.73750.02930.59330.00220.0115
Combined
CKD-EPI
 rho0.3183−0.71990.07910.49660.85220.80871
0.12960.00010.71320.013600
Cystatin C
 rho−0.04530.5042−0.0571−0.7028−0.3969−0.8926−0.7511
0.83350.0120.79110.00010.054800
Proteinuria
 rho0.25170.10.2521−0.11540.1099−0.0882−0.05230.25011
0.23550.64220.23470.59120.60930.68210.80830.2384