Table 1 Baseline Demographic Characteristics of Participants by Treatment Randomization Strata

Age

40.5

10.5

41.9

10.9

38.5

11.8

41.4

8.6

1.26

2, 117

0.289

Years of Service

14.0

8.0

15.6

7.8

11.1

7.1

15.7

8.3

4.81

2, 117

0.010

 CAPS-5

37.8

9.0

37.6

9.6

35.6

7.8

37.3

9.9

0.56

2, 117

0.575

 PCL-5

49.9

13.4

52.0

12.7

48.5

12.8

49.7

14.5

0.63

2, 117

0.532

 BDI-II

33.8

11.0

32.4

12.9

35.2

8.6

33.5

11.8

0.58

2, 117

0.559

N

%

N

%

N

%

N

%

χ2

p

Male

106

88%

28

88%

42

95%

36

82%

4.00

2

0.135

Married

93

78%

26

81%

33

75%

34

77%

0.42

2

0.812

Education

8.09

8

0.425

 High School

8

7%

2

6%

2

5%

4

9%

 Some College

40

33%

9

28%

20

45%

11

25%

 Associates

25

21%

8

25%

9

20%

8

18%

 4-year College

33

28%

10

31%

7

16%

16

36%

 Postgraduate

14

12%

3

9%

6

14%

5

11%

Ethnicity/Race

9.21

6

0.162

 Black

20

17%

8

25%

5

11%

7

16%

 Hispanic

50

42%

12

38%

20

45%

18

41%

 White

44

37%

11

34%

14

32%

19

43%

 Other

6

5%

1

3%

5

11%

0

0%

Times Deployed

14.94

8

0.060

 0

13

11%

3

9%

6

14%

4

9%

 1

41

34%

6

19%

17

39%

18

41%

 2

32

27%

13

41%

7

16%

12

27%

 3

20

17%

9

28%

6

14%

5

11%

 4+

14

12%

1

3%

8

18%

5

11%

Service Branch

2.23

6

0.897

 Air Force

19

16%

5

16%

5

11%

9

20%

 Army

67

56%

17

53%

25

57%

25

57%

 Marines

18

15%

5

16%

7

16%

6

14%

 Navy

16

13%

5

16%

7

16%

4

9%

Military Grade

10.04

6

0.123

 E-1 to -E-3

2

2%

0

0%

2

5%

0

0%

 E-4 to E-6

76

63%

20

63%

31

70%

25

57%

 E-7 to E-9

30

25%

11

34%

6

14%

13

30%

 Officer

12

10%

1

3%

5

11%

6

14%

Duty

1.47

4

0.831

 Combat Arms

37

31%

11

34%

12

27%

14

32%

 Combat Support

36

30%

9

28%

12

27%

15

34%

 Service Support

47

39%

12

38%

20

45%

15

34%