Table 3.
Correlation Between MPQ Total Score and PCL Symptom Clusters Across Presence of Trauma, and Significance of Interaction Between Trauma and MPQ Total Score, Controlling for Age
|
All (N = 5,703)
|
Trauma (N = 3,015)
|
No Trauma (N = 2,688)
|
Interaction of PCL-T and Trauma History
|
|||||
|---|---|---|---|---|---|---|---|---|
| r | P | r | P | r | P | β | P | |
| Full sample | ||||||||
| Re-experiencing | .51 | <.001 | .53 | <.001 | .37 | <.001 | .29 | <.001 |
| Avoidance | .56 | <.001 | .57 | <.001 | .45 | <.001 | .23 | <.001 |
| Arousal | .60 | <.001 | .60 | <.001 | .51 | <.001 | .16 | <.001 |
|
| ||||||||
| Chronic pain subsample | ||||||||
| Re-experiencing | .48 | <.001 | .50 | <.001 | .33 | <.001 | .29 | <.001 |
| Avoidance | .52 | <.001 | .53 | <.001 | .42 | <.001 | .21 | <.001 |
| Arousal | .55 | <.001 | .55 | <.001 | .46 | <.001 | .14 | <.001 |
Abbreviations: MPQ-T, Short Form McGill Pain Questionnaire total score; PCL, PTSD Checklist; Re-experiencing, PCL re-experiencing symptom cluster, Avoidance, PCL Avoidance symptom cluster; Arousal, PCL Arousal symptom cluster; r, Pearson product moment correlation coefficient; β, standardized regression coefficient (beta weight); P, probability value.