Table 2.

Points assigned to chronic kidney disease risk factor categories.

Risk factor	Category	Hazard ratio (95% CI)	Raw regression coefficient	Points
Age (per year)		1.06 (1.05–1.07)	0.0619 = β1
Age (categories)	19–39	Reference		0
	40–49	2.07 (1.75–2.44)	0.7268	2
	50–59	3.40 (2.88–4.00)	1.2227	4
	60–90	7.24 (6.08–8.63)	1.9799	6
Glucose >140 mg/dl	No	1.60 (1.41–1.82)	0.4719 = β2	0
	Yes			2
SBP >140 mmHg	No	1.23 (1.11–1.35)	0.2049 = β3	0
	Yes			1
Hypertension	No	1.76 (1.61–1.92)	0.5632 = β4	0
	Yes			2
TG >200 mg/dl	No	1.31 (1.19–1.44)	0.2696 = β5	0
	Yes			1
Proteinuria	No	1.99 (1.77–2.23)	0.6871 = β6	0
	Yes			2
CD4+ cell count <200 cells/μl	No	1.18 (1.07–1.31)	0.1692 = β7	0
	Yes			1

CI, confidence interval; SBP, systolic blood pressure; TG, triglycerides.