Characteristic	Standardized β	95% CI	p-value
Model 1 (Unadjusted)
Proteinuria Stage
A1	—	—
A2	0.04	-0.12, 0.21	0.6
A3	0.25	0.07, 0.44	0.006
Proteinuria Stage
A1	—	—
A2	0.11	-0.05, 0.27	0.2
A3	0.39	0.21, 0.57	<0.001
Model 2 (Demographics+BMI)
Adj. Model 2
A1	—	—
A2	0.08	-0.07, 0.24	0.3
A3	0.37	0.19, 0.54	<0.001
Adj. Model 2
A1	—	—
A2	0.03	-0.07, 0.13	0.5
A3	0.15	0.03, 0.26	0.011
Model 3 (Fully Adjusted)
Adj. Model 3 (incl. alb)
A1	—	—
A2	0.10	-0.05, 0.25	0.2
A3	0.23	0.06, 0.41	0.008
Adj. Model 3 (incl. alb)
A1	—	—
A2	0.03	-0.07, 0.13	0.6
A3	0.15	0.03, 0.26	0.012
Abbreviation: CI = Confidence Interval