Table 3.
Selected baseline characteristics of the intent to treat sample.
| Total sample (N = 183) |
Integrated condition (N = 95) |
Sequential condition (N = 88) |
Test statistic | P-value | |
|---|---|---|---|---|---|
| Age, years: M(SD) | 44.1(13.0) | 44.4 (13.1) | 43.8 (13.0) | t(181) = 0.35 | 0.73 |
| Sex, N (%) male | 169 (92.3) | 90 (94.7) | 79 (89.8) | χ2 = 1.59 | 0.207 |
| Race, N (%) White | 75 (41.0) | 37(38.9) | 38(43.2) | χ2 = 0.34 | 0.561 |
| Ethnicity, N (%) Hispanic or Latino | 9 (4.9) | 7(7.4) | 2(2.3) | χ2 = 2.54 | 0.111 |
| Marital status, N (%) married | 67 (36.6) | 44(46.3) | 23(26.1) | χ2 = 8.02 | 0.005 |
| PTSD Checklist (PCL) | 63.0 (10.9) | 62.5(11.3) | 63.6(10.3) | t(181) = −0.66 | 0.513 |
| % days heavy drinking | 53.8 (29.6) | 51.7(29.5) | 56.0(29.6) | t(181) = −0.99 | 0.325 |
| PTSD Symptom Scale Interview (PSS-I) | 36.4 (6.6) | 35.8(6.9) | 36.9(6.4) | t(181) = −1.12 | 0.263 |
| Patient Health Questionnaire (PHQ-9) | 15.4 (5.7) | 14.7(5.8) | 16.1(5.5) | t(181) = −1.75 | 0.083 |
| Medical Outcomes Study Short Form (SF-12) mental component | 29.2 (9.7) | 30.9(9.4) | 27.3(9.8) | t(181) = 2.52 | 0.013 |
| Medical Outcomes Study Short Form (SF-12) physical component | 45.3 (7.8) | 45.3(7.6) | 45.2(8.0) | t(181) = 0.05 | 0.96 |
| Short Inventory of Problems (SIP-R)a | 17.9 (10.7) | 16.4(10.6) | 19.5(10.6) | t(180) = −2 | 0.047 |
PTSD = posttraumatic stress disorder.
a
n = 182 for this variable.