Table 3. Replication of covariates from model selection in African Americans.

	HUFS ( = 1,014)			NHANES ( = 5,135)
Variable	Estimate	SE	p-Value	Estimate	SE	p-Value
Chloride (mmol/L)	−0.0253	0.0122	3.81E-02	−0.0241	0.0110	2.81E-02
Insulin (mIU/L)	0.0112	0.0054	3.61E-02	0.0115	0.0044	9.04E-03
LDL cholesterol (mg/dL)	−0.0031	0.0013	1.75E-02	−0.0018	0.0008	3.04E-02
Potassium (mmol/L)	−0.2553	0.1016	1.20E-02	−0.5695	0.0930	9.30E-10
Uric acid (mg/dL)	0.1713	0.0351	1.04E-06	0.1283	0.0227	1.66E-08
Weight (lbs.)	0.0033	0.0011	2.36E-03	0.0106	0.0015	1.83E-12