Table 1.

Participant demographics by study

	Study1		Study 2		Total
Demographic Variable	M (SD)	# (%)	M (SD)	# (%)
Age	39.57 (14.84)		39.03 (11.37)		39.39 (13.68)
Sex (% Male)		110 (51.9)		67 (56.3)	177 (52.8)
Hispanic/Latino		11 (5.0)		9 (7.6)	20 (6.4)
Race
Caucasian		164 (78.1)		82 (68.9)	246 (80.1)
African American		23 (11.0)		12 (10.1)	35 (10.4)
Asian		10 (4.7)		1 (1.0)	11 (3.6)
Other		13 (6.2)		2 (0.1)	15 (4.9)
Highest level of education
Less than high school		21 (9.8)		6 (6.1)	27 (8.6)
High school		39 (18.1)		17 (17.2)	56 (17.8)
Some college or tech school		89 (41.4)		40 (40.4)	129 (41.1)
College graduate		48 (22.3)		29 (29.3)	77 (24.5)
Grad school or higher		18 (8.4)		7 (7.1)	25 (8.0)
Income in last year
Less than $5,000		64 (31.1)		22 (23.1)	86 (28.5)
$5,000–9,999		39 (18.8)		11 (11.6)	50 (16.6)
$10,000–14,999		37 (17.9)		11 (11.6)	48 (15.9)
$15,000–19,999		22 (10.6)		12 (12.6)	34 (11.3)
$20,000–24,999		10 (4.8)		13 (13.7)	23 (7.6)
$25,000–29,999		6 (2.9)		4 (4.2)	10 (3.3)
$30,000–49,999		23 (11.1)		14 (14.7)	37 (12.3)
Over $50,000		6 (2.9)		8 (8.4)	14 (4.6)