Table 2.

Important variables and coding in this study.

Variable	Name	Definition of Normal Test Data
X1	Gender	Male/Female
X2	Age	Age greater than 40 years
X3	Red blood cells (RBC)	0–5
X4	Glucose Fasting (GLU)	70–100
X5	Triglycerides (TG)	50–150
X6	Total Cholesterol (T-CHO)	50–200
X7	High-Density Lipoprotein Cholesterol (HDL-C)	>40
X8	Low-Density Lipoprotein Cholesterol (LDL-C)	<130
X9	Albumin (ALB)	3.5–5.0
X10	Proteinuria (PRO)	+/−
X11	Urine protein and creatinine ratio (UPCR)	<150
Y	Glomerular filtration rate (GFR)	≥90 mL/min/1.73 m2