Table 1.
Baseline Characteristics by Condition and Partner Status
| Characteristics | PTSD-Identified Patients
|
Partners
|
||||
|---|---|---|---|---|---|---|
| CBCT (n = 20)a | Wait List (n = 20)a | Difference (95% CI)b | CBCT (n = 20)a | Wait List (n = 20)a | Difference (95% CI)b | |
| Age, mean (SD), y | 40.4 (11.3) | 33.8 (10.5) | 6.6 (−13.6 to 0.4) | 40.7 (12.5) | 34.9 (10.0) | 5.9 (−13.1 to 1.4) |
|
| ||||||
| Male | 7 (35.0) | 3 (15.0) | 20.0 | 10 (50.0) | 17 (85.0) | −35.0c |
|
| ||||||
| Nonwhite | 5 (25.0) | 6 (30.0) | −5.0 | 4 (20.0) | 4 (20.0) | 0 |
|
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| Relationship | ||||||
| Married | 8 (40.0) | 5 (25.0) | 15.0 | 8 (40.0) | 5 (25.0) | 15.0 |
|
| ||||||
| Length, mean (SD), y | 8.1 (8.7) | 5.4 (5.8) | 2.7 (−7.6 to 2.2) | 8.2 (9.0) | 5.4 (5.8) | −2.8 (−7.7 to 2.0) |
|
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| Previously divorced | 5 (25.0) | 5 (25.0) | 0 | 4 (20.0) | 1 (5.0) | 15.0 |
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| Military veteran | 6 (30.0) | 3 (7.5) | 22.5 | 1 (5.0) | 0 | 5.0 |
|
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| Employment (at least part time) | 12 (60.0) | 12 (60.0) | 0 | 13 (65.0) | 13 (65.0) | 0 |
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| Index trauma | ||||||
| Adult sexual trauma | 4 (20.0) | 4 (20.0) | 0 | |||
|
| ||||||
| Child sexual trauma | 3 (15.0) | 8 (40.0) | −25.0 | |||
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| Noncombat physical assault | 4 (20.0) | 2 (10.0) | 10.0 | |||
|
| ||||||
| Motor vehicle collision | 1 (5.0) | 2 (10.0) | −5.0 | |||
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| Witnessing/learning about death/illness | 2 (10.0) | 3 (15.0) | −5.0 | |||
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| Combat | 2 (10.0) | 0 | 10.0 | |||
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| ||||||
| Other | 4 (20.0) | 1 (5.0) | 15.0 | |||
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| Years since trauma, median (range) | 13.0 (1.0–44.0) | 6.5 (0.5–42.0) | 6.5 | |||
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| Any current comorbid diagnosesd | 11 (55.0) | 14 (70.0) | −15.0 | 3 (15.0) | 7 (35.0) | −20.0 |
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| Mood disorder | 7 (35.0) | 9 (45.0) | −10.0 | 1 (5.0) | 2 (10.0) | −5.0 |
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| Other anxiety disorder | 5 (25.0) | 7 (35.0) | −10.0 | 2 (10.0) | 3 (15.0) | −5.0 |
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| Substance abuse | 0 | 0 | 0 | 0 | 1 (5.0) | −5.0 |
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| Other | 2 (10.0) | 2 (10.0) | 0 | 0 | 2 (10.0) | −10.0 |
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| Lifetime comorbid diagnosesd | 19 (95.0) | 20 (100.0) | −5.0 | 15 (75.0) | 13 (65.0) | 10.0 |
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| Mood disorder | 18 (90.0) | 17 (85.0) | 5.0 | 12 (60.0) | 9 (45.0) | 15.0 |
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| Other anxiety disordere | 9 (45.0) | 10 (50.0) | −5.0 | 6 (30.0) | 5 (25.0) | 5.0 |
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| Substance abuse or dependence | 9 (45.0) | 8 (40.0) | 5.0 | 10 (50.0) | 7 (35.0) | 15.0 |
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| Other | 5 (25.0) | 4 (20.0) | 5.0 | 1 (5.0) | 2 (10.0) | −5.0 |
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| Stable psychotropic medications | 7 (35.0) | 11 (55.0) | −20.0 | 7 (35.0) | 2 (10.0) | 25.0 |
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| Concurrent psychotherapy | 8 (40.0) | 7 (35.0) | 5.0 | 7 (35.0) | 5 (25.0) | 10.0 |
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| ||||||
| Outcome measures, mean (SD) | ||||||
| Clinician-Administered PTSD Scale (total) | 69.5 (12.7) | 74.8 (15.0) | −5.3 (−3.5 to 14.2) | |||
|
| ||||||
| PTSD Checklist (total self- and partner report) | 50.3 (11.0) | 58.5 (11.6) | −8.2 (1.0 to 15.5)c | 44.5 (11.8) | 43.7 (16.0) | 0.7 (−9.8 to 8.3) |
|
| ||||||
| Dyadic Adjustment Scale (total) | 101.3 (22.2) | 98.1 (20.8) | 3.2 (−16.9 to 10.6) | 104.0 (21.0) | 99.5 (19.9) | 4.5 (−17.6 to 8.6) |
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| ||||||
| Beck Depression Inventory II (total) | 23.0 (11.9) | 22.9 (10.5) | 0.1 (−7.4 to 7.1) | |||
|
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| State-Trait Anxiety Inventory state subscale | 48.8 (12.6) | 51.2 (12.0) | −2.4 (−5.6 to 10.3) | |||
|
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| State-Trait Anger Expression Inventory | ||||||
| Trait subscale | 23.7 (8.5) | 22.7 (5.7) | 1.0 (−5.6 to .3.7) | |||
|
| ||||||
| Anger expression subscale | 35.2 (13.0) | 37.1 (7.9) | −1.9 (−5.0 to 8.8) | |||
Abbreviations: CBCT, cognitive-behavioral conjoint therapy; PTSD, posttraumatic stress disorder.
a
Data are expressed as No. (%) unless otherwise indicated.
b
Percentage difference between CBCT and wait list reported for categorical variables; mean difference and 95% CI reported for continuous variables. Negative values indicate smaller means or percentages in the CBCT condition.
c
Significantly different at P < .05.
d
All comorbid diagnoses were determined by the Structured Clinical Interview for DSM-IV–Patient Version.
e
Includes lifetime PTSD diagnosis in other anxiety disorder diagnosis category for partners.