Table 2.

Univariate correlates of brachial artery diameter Characteristic Baseline diameter Post-nitroglycerin diameter

Characteristic	Baseline diameter		Post-nitroglycerin diameter
	r	p	r	p
Age, years	0.260	< 0.001	0.176	0.05
Sex, female vs male	−0.640	< 0.001	−0.659	< 0.001
Race, non-white vs white	0.027	0.68	−0.030	0.75
BMI, kg/m2	0.137	0.03	0.183	0.04
Diabetes	0.017	0.80	0.023	0.81
Hyperlipidemia	0.165	0.01	0.022	0.81
Hypertension	0.294	< 0.001	0.215	0.02
Smoking	0.074	0.26	0.141	0.13
Statin use	0.192	< 0.01	0.138	0.13
Systolic blood pressure, mmH	0.132	0.04	0.001	0.99
Diastolic blood pressure, mmHg	0.12	0.05	0.098	0.29
Total cholesterol, mg/dl	−0.044	0.51	−0.218	0.02
HDL cholesterol, mg/dl	−0.165	0.01	−0.302	0.001
LDL cholesterol, mg/dl	−0.032	0.63	−0.241	0.009
Triglycerides, mg/dl	0.086	0.20	0.101	0.28
Fasting glucose, mg/dl	0.062	0.36	0.035	0.72
Insulin	0.052	0.50	0.110	0.30