Table 3:

Relationship between cardiovascular risk factors and mean CCA-IMT in the 2 ethnic groups from univariate and multivariate regression analysis

Risk Factor	Black Individuals				White Individuals
	Univariate		Multivariate (R² = 0.20)^a		Univariate		Multivariate (R² = 0.23)^a
	B	P	B	P	B	P	B	P
Age	0.006	.000^b	0.006	.000^b	0.006	.000^b	0.005	.000^b
Male sex	0.052	.003^b	0.037	.040^b	0.021	.287	−0.034	.085
Hypertension	0.052	.006^b	0.008	.674	0.065	.000	0.023	.168
Diabetes	0.082	.000^b	0.043	.038^b	0.118	.000^b	0.126	.000b
BMI	0.001	.338	0.003	.096	0.003	.046^b	0.003	.103
Cholesterol	−0.003	.731	0.002	.802	0.006	.466	0.006	.430
Smoking: pack-years	0.000	.736	0.000	.435	0.001	.005^b	0.000	.068
Low social class	−0.020	.436	−0.047	.053	0.032	.071	0.015	.394

a R² = proportion of variance in IMT explained by conventional risk factors.
b P = 0.05.