Table 1.

Demographic comparison of participants meeting eligibility requirements

	Eligible and randomized (n = 1070)	Eligible and not randomized (n = 108)	χ2 statistic
Age
<30	60 (5.69)	4 (3.96)	2.23, df = 2
30–39	229 (21.71)	28 (27.72)
40+	766 (72.61)	69 (68.32)
Married to study partnera	344 (32. 54)	20 (19.80)	6.95, df = 1
Education
<HS	325 (30.72)	33 (32.67)	0.47, df = 2
HS/GED	435 (41.12)	38 (37.62)
Some college	298 (28.17)	30 (29.70)
Employedb	300 (28.41)	37 (36.63)	3.02, df = 1
Income
<$400 per month	307 (29.10)	32 (32.00)	1.02, df = 3
$400–850 per month	443 (41.99)	37 (37.00)
$851–1650 per month	204 (19.34)	20 (20.00)
>$1650 per month	101 (9.57)	11 (11.00)
Insured	796 (75.38)	81 (80.20)	1.17, df = 1

All values represent N (%).

P-values were determined using χ² tests

df degrees of freedom

^aP-value <0.01,

^bP-value <0.10