Table 1.

Participant Sociodemographic and Smoking Characteristics

	Opioid-dependent (n=65)	Not-opioid dependent (n=108)	p value
Sociodemographics
Age (years)	33.1 (5.2)	31.9 (6.8)	.22
Education			.008
% < 12 years	24 (36.9%)	20 (18.5%)
% 12 years	21(32.3%)	32 (29.6%)
% > 12 years	20(30.8%)	56 (51.9%)
% Caucasian	61 (93.9%)	101 (93.5%)	0.93
% Married	9 (13.9%)	27 (25.0%)	.08
% Employed outside of the home	20 (30.8%)	54 (50.5%)	.01
% With private health insurance	2 (3.1%	29 (27.1%)	<.001
Income	22,504 (17,549)	33,887 (31,522)	.003
Smoking Characteristics
Cigs/day at intake	17.4 (5.8)	16.0 (5.7)	.12
FTND Score	5.3 (2.0)	4.6 (2.3)	.04
MNWS Craving	4.0 (1.1)	4.1 (.9)	.64
MNWS Total Score	2.2 (.9)	2.4 (.9)	.26
Age started smoking (years)	14.8 (3.5)	15.7 (3.0)	.08
% Living with other smoker(s)	35 (53.9%)	44 (42.7%)	.16
% With no smoking allowed in home	88 (81.5%)	48 (73.9%)	.24
% With some or most friends/family who smoke	24 (36.9%)	41 (38.0%)	.89
% Attempted to quit prior to intake	55 (84.6%)	99 (91.7%)	.15

Note: Tabled values represent means and standard deviations, or percents.