Table 2.

Multivariate regression model for normalized protein:creatinine ratio

Parameter	Reference Group	Beta Estimate	P Value
Intercept		12.37	0.12
Age at measurement	Per 1-year increase	−0.12	0.12
White	AA without SCT or hemoglobin C trait	−2.62	0.33
SCT		−1.05	0.78
Hemoglobin C trait		1.53	0.85
HbA1c (%)	Per 1-unit increase	1.02	0.09
Female	Male	−2.30	0.33