Table 1.

Study population characteristics by race.

	Non-Latino black (n=6238)		Non-Latino white (n=6696)
	n	%	n	%	P1
Age (mean, SEM)	42.2	0.3	46.3	0.2	<0.001
Sex
Female	3942	55.4	3618	51.6	<0.001
Male	2296	44.6	3078	48.4
Income
<$15,000	1498	24.7	519	12.9	<0.001
$15,000–<$30,000	1977	32.6	845	20.3
$30,000–<$50,000	1670	31.0	1516	35.7
$50,000+	580	11.6	1300	31.2
Education
0–11 years	1440	23.7	824	13.0	<0.001
12 years	2171	36.7	1983	31.3
13+ years	2627	39.6	3889	55.8
Marital Status
Married/cohabitating	2315	40.8	4052	59.5	<0.0 01
Divorced/separated/widowed	1834	26.3	1446	19.9
Never married	2081	32.9	1198	20.6
Current smoker
Yes	1426	26.7	1660	24.9	0.051
No	4613	73.3	5035	75.1
Lifetime major depression
Yes	640	10.5	1202	17.8	<0.001
No	5430	89.5	5494	82.2

¹Rao-Scott chi-square test or weighted linear regression