Table 3.
Correlations between demographic and behavioral characteristics in PUD (n = 78).
| 1. | 2. | 3. | 4. | 5. | 6. | 7. | 8. | |
|---|---|---|---|---|---|---|---|---|
| 1. Age | – | 0.22 | 0.30** | 0.14 | 0.24* | 0.06 | 0.17 | 0.25* |
| 2. Education (years) | – | 0.20 | 0.17 | 0.20 | 0.04 | 0.16 | 0.08 | |
| 3. WPT | – | 0.04 | 0.02 | −0.05 | 0.01 | 0.19 | ||
| BSI | ||||||||
| 4. Anxiety | – | 0.68** | 0.67** | 0.88** | 0.14 | |||
| 5. Depression | – | 0.63** | 0.89** | 0.11 | ||||
| 6. Somatization | – | 0.86** | 0.07 | |||||
| 7. GSI | – | 0.12 | ||||||
| 8. Treatment | – |
*p < 0.05, **p < 0.01, PUD, poly-drug users; WPT, Wonderlic Personnel Test; BIS, Brief Symptom Inventory; GSI, Global Severity Index; Treatment, treatment duration.