Table 1.

Baseline participant characteristics by recruitment source

	Advertising(N=70)	Clinic(N=36)	Advertising vs. Clinic
			p value
Age	44.9 (6.6)	37.0 (8.2)	<0.001
Race/Ethnicity %			0.65
African American/Black	22.9	30.6
Caucasian	55.7	52.8
Hispanic/Multi-racial/Other	21.4	16.7
Marital Status %			0.06
Never Married	22.9	44.4
Married	17.1	16.7
Divorced/Separated/Widowed	60.0	38.9
Education	13.4 (3.1)	12.6 (2.5)	0.18
Employment %			0.71
Employed	35.7	27.8
Unemployed	57.1	66.7
Student/Retired/Disabled	7.1	5.6
Controlled Environment in Past 30 Days%	8.6	22.2	0.05
Number of Days Used Drugs Past Week	3.9 (2.7)	0.8 (2.0)	<0.001
Abstinent Week Prior to Study Entry %	12.9	61.1	<0.001
Prior AOD Treatment Episodes	6.4 (12.4)	5.7 (6.1)	0.73
SUD Diagnoses %
Cocaine	51.4	77.8	0.009
Stimulants	5.7	8.3	0.69
Opiates	24.3	19.4	0.57
Marijuana	14.3	30.6	0.05
Alcohol	60.0	55.6	0.66
PTSD Diagnosis % meeting full criteria	90.0	66.7	0.003
Total CAPs Severity Score	68.0 (16.9)	58.2 (21.3)	0.01
PSSR-SR Score	50.9 (15.8)	46.4 (18.6)	0.19
Lifetime Traumatic Experiences %
Child Physical Abuse	55.7	61.1	0.59
Adult Physical Abuse	88.6	94.4	0.49
Child Sexual Abuse	65.2	83.3	0.05
Adult Sexual Abuse	78.6	83.3	0.56
Transportation Accident	82.9	88.9	0.57
Life Threatening Illness	45.7	66.7	0.04
Exposed to Violent Death	48.6	36.1	0.22

Note. Where not specifically indicated, numbers represent means (standard deviations).

AOD=Alcohol or drug; SUD=Substance use disorders