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Table 1 Sample Characteristics at Enrollment, Overall and by Randomization Group

From: Music-instruction intervention for treatment of post-traumatic stress disorder: a randomized pilot study

Characteristic

At Enrollment Full Sample (n = 40)

At Enrollment Immediate Entry (n = 25)

At Enrollment Delayed Entry (n = 15)

Completed Follow-up Sample (n = 33)

Age (μ ± SD)

51.3 ± 15.0

49.8 ± 15.6

53.8 ± 14.1

50.0 ± 14.8

Male (%)

90.0

88.0

93.3

90.9

Ethnicity (%)

 Hispanic

2.5

0.0

6.7

3.0

 Refused/Missing Information

10.0

12.0

6.7

9.1

Race (%)

 Caucasian/White

70.0

72.0

66.7

69.7

 African American/Black

25.0

24.0

26.7

24.2

 Refused/Missing Information

5.0

4.0

6.6

6.1

Marital Status (%)

 Married

45.0

40.0

53.3

48.5

 Living with a partner

7.5

8.0

6.7

6.1

 Separated or Divorced

30.0

24.0

40.0

30.3

 Widowed

2.5

4.0

0.0

0.0

 Single/Never married

15.0

24.0

0.0

15.2

Number of children (μ ± SD)

2.0 ± 1.9

1.6 ± 1.5

2.6 ± 2.4

2.0 ± 2.0

Household Size (μ ± SD)

2.2 ± 1.0

2.1 ± 0.8

2.3 ± 1.3

2.2 ± 1.0

Education (%)

 Less than high school

2.5

0.0

6.7

0.0

 High school

32.5

32.0

33.3

30.3

 Technical/Professional school

40.0

44.0

33.3

42.4

 College degree

22.5

20.0

26.7

24.2

 Refused/Missing Information

2.5

4.0

0.0

3.0

Work Status (%)

 Work full time

20.0

20.0

20.0

24.2

 Work part time

10.0

12.0

6.7

9.1

 Unemployed

5.0

4.0

6.7

3.0

 Student

10.0

12.0

6.7

12.1

 Retired, disability

45.0

40.0

53.3

39.4

 Retired, non-health related

5.0

8.0

0.0

6.1

 Other

5.0

4.0

6.6

6.0

War Era: OEF/OIF

27.5

20.0

32.0

30.3