Table 2.
Means and Correlations of PTSD Symptom Severity, Craving, and Severity of Dependence.
| Primary DOC | M (SD) | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|---|
| Alcohol n = 131 | |||||||
| 1. PTSD Symptom Severity | 35.83 (12.93) | - | |||||
| 2. Hyperarousal | 9.40 (3.40) | .869** | - | ||||
| 3. Avoidance | 2.28 (0.85) | .942** | .731** | - | |||
| 4. Re-experiencing | 2.19 (0.80) | .874** | .660** | .717** | - | ||
| 5. Craving | 6.56 (5.10) | .424** | .429** | .396** | .359** | - | |
| 6. Severity of Dependence | 8.97 (4.11) | .319** | .328** | .309** | .273** | .142* | - |
| Stimulants n = 66 | |||||||
| 1. PTSD Symptom Score | 34.48 (12.06) | - | |||||
| 2. Hyperarousal | 8.67 (3.44) | .869** | - | ||||
| 3. Avoidance | 2.23 (0.82) | .953** | .793** | - | |||
| 4. Re-experiencing | 2.11 (0.80) | .874** | .660** | .772** | - | ||
| 5. Craving | 5.23 (4.17) | .363** | .334** | .405** | .233* | - | |
| 6. Severity of Dependence | 9.61 (3.86) | .248* | .206* | .201* | .300** | .245* | - |
| Opiates n = 36 | |||||||
| 1. PTSD Symptom Score | 34.08 (10.28) | - | |||||
| 2. Hyperarousal | 8.92 (2.98) | .830** | - | ||||
| 3. Avoidance | 2.18 (0.79) | .934** | .686** | - | |||
| 4. Re-experiencing | 2.01 (0.66) | .799** | .544** | .607** | - | ||
| 5. Craving | 9.05 (5.47) | .350* | .287* | .305* | .322* | - | |
| 6. Severity of Dependence | 12.28 (2.68) | −.207 | −.244* | −.272 | .003 | .163 | - |
| Marijuana n = 24 | |||||||
| 1. PTSD Symptom Score | 33.62 (11.49) | - | |||||
| 2. Hyperarousal | 9.00 (3.32) | .844** | - | ||||
| 3. Avoidance | 2.14 (0.86) | .869** | .582** | - | |||
| 4. Re-experiencing | 2.00 (0.85) | .844** | .636** | .596** | - | ||
| 5. Craving | 6.16 (4.98) | .356* | .446** | .229 | .180 | - | |
| 6. Severity of Dependence | 5.46 (3.89) | .424* | .390* | .241 | .474** | .379* | - |
Note. PTSD = posttraumatic stress disorder; DOC = drug of choice.
*
p < .05.
**
p < .001.