Table 1.

Baseline Demographic and Clinical Characteristics by Treatment Group.

	COPE (N = 54)		RP (N = 27)		Total (N = 81)
Characteristic
	Mean	SD	Mean	SD	Mean	SD
Age (years)	39.7	11.0	41.9	10.3	40.4	10.7
Education (years)	14.0	2.1	13.8	1.8	13.9	2.0
Average years of military service	10.1	8.7	9.2	6.2	9.8	7.9
	N	%	N	%	N	%
Sex (male)	50	92.6	23	85.2	73	90.1
Race
Caucasian/White	37	68.5	12	44.4	49	60.5
African American/Black	16	29.6	14	51.9	30	37.0
More than one race/Other	1	1.9	1	3.7	2	2.5
Hispanic ethnicity	2	3.7	1	3.7	3	3.7
Relationship status
Single/Never married	15	27.8	8	29.6	23	28.4
Married	14	25.9	6	22.2	20	24.7
Separated/Widowed	4	7.4	4	14.8	8	9.9
Divorced/Annulled	21	38.9	9	33.3	30	37.0
Employment^a
Unemployed	18	34.0	12	44.4	30	37.5
Employed	22	41.5	7	25.9	29	36.3
Retired/Disabled	11	20.8	7	25.9	18	22.5
Student	2	3.8	1	3.7	3	3.8
Served in OEF/OIF/OND^a	37	68.5	14	53.8	51	64.6
Military-related index trauma^a	44	83.0	20	76.9	64	81.0
Substance Use
Alcohol use disorder only	33	61.1	18	66.7	51	63.0
Alcohol and drug use disorder	15	27.8	7	25.9	22	27.2
Drug use disorder only	6	11.1	2	7.4	8	9.9
Cigarette smoker	32	59.3	14	51.9	46	56.8
Goal of abstinence^a	26	50.0	17	65.4	43	55.1
History of addiction treatment	38	70.4	19	70.4	57	70.4
History of mental health treatment^a	39	73.6	20	74.1	59	73.8
History of chronic pain treatment	35	64.8	14	51.9	49	60.5
Psychotropic medication^a	34	65.4	17	63.0	51	64.6
Current major depression^b	21	38.9	3	11.1	24	29.6
Lifetime suicidal ideation	26	48.1	8	29.6	34	42.0
Lifetime suicide attempt	16	29.6	6	22.2	22	27.2

Note. COPE=Concurrent Treatment of PTSD and Substance Use Disorders Using Prolonged Exposure; RP=Relapse Prevention; OEF=Operation Enduring Freedom; OIF=Operation Iraqi Freedom; OND=Operation New Dawn.

Some information was missing for one to three participants.

Significantly higher proportion of participants meeting criteria for current major depression in COPE group, Fisher’s exact p = .01.