Table 2. Linear regression models on log urinary RBP.

	B	Std. Error	95%CI		p
Model 1: adjusted for sex, age and CKD-EPI eGFR
CKD-EPI eGFR (ml/min/1.73 m2)	-.026	.003	-.031	-.021	<0,0001
Diabetes	.238	.076	.089	.387	.002
Acute myocardial infarction	-.063	.091	-.242	.116	.49
SBP (mmHg)	.009	.002	.006	.012	<0,0001
Albuminuria (mg/g creat)	.0002	.00003	.0001	.0003	<0,0001
Glycated hemoglobin (%)	.071	.027	.019	.124	.01
HOMA-IR*	-.025	.016	-.056	.006	.12
Serum RBP (mg/L)	.0001	.002	-.003	.003	.93
Total cholesterol (mg/dL)	.001	.001	-.001	.003	.42
HDL-cholesterol (mg/dL)	.007	.003	.001	.012	.01
Potassium (mEq/L)	.085	.078	-.067	.238	.27
Phosphorus (mg/dL)	.145	.064	.019	.272	.02
Parathormone (pg/mL)	-.0001	.0004	-.001	.001	.85
Bicarbonate (mmol/L)	-.037	.014	-.064	-.010	.01
Hemoglobin (g/dL)	-.020	.024	-.066	.027	.40
Albumin (mg/dL)	-.272	.127	-.521	-.022	.03
Pulse wave velocity (cm/s)	.053	.015	.024	.083	<0,0001
Left atrium diameter (mm)	-.015	.007	-.029	-.0001	.05
Ejection fraction	.535	.293	-.042	1.111	.07
Model 2: adjusted for sex, age and CKD-EPI eGFR, diabetes and SBP
CKD-EPI eGFR (ml/min/1.73 m2)	-.024	.003	-.029	-.019	<0,0001
Albuminuria (mg/g creat)	.0001	.00003	.0001	.0002	<0,0001
Phosphorus (mg/dL)	.121	.062	-.002	.243	.05
HDL-cholesterol (mg/dL)	.008	.003	.002	.013	.01
Bicarbonate (mmol/L)	-.040	.013	-.066	-.014	.002
Albumin (mg/dL)	-.187	.122	-.428	.053	.13
Pulse wave velocity (cm/s)	.020	.016	-.012	.052	.23
Left atrium diameter (mm)	-.014	.007	-.028	-.0002	.05
Model 3: all variables from model 1, stepwise forward
CKD-EPI eGFR (ml/min/1.73 m2)	-.020	.003	-.025	-.014	<0,0001
Albuminuria (mg/g creat)	.0002	.00003	.0001	.0002	<0,0001
Left atrium diameter (mm)	-.024	.007	-.038	-.010	.001
SBP (mmHg)	.006	.002	.003	.009	.001
Bicarbonate (mmol/L)	-.038	.013	-.064	-.012	.005

*calculated only for those without diabetes