Table 3.
Results of linear regression for the associations between PTSD symptom clusters and suicide risk in different models.
| Model of PCL-5 PTSD symptom clusters | ß | 95% CI | p-value |
|---|---|---|---|
| 4-Factor model | |||
| Re-experiencing | 0.07 | −0.04−0.19 | 0.203 |
| Avoidance | −0.18 | −0.39−0.03 | 0.097 |
| Negative alterations in cognition and mood* | 0.12 | 0.02−0.22 | 0.016 |
| Hyperarousal | 0.11 | −0.01−0.22 | 0.066 |
| 7-Factor model | |||
| Re-experiencing | 0.08 | −0.04−0.19 | 0.176 |
| Avoidance | −0.12 | −0.34−0.09 | 0.272 |
| Negative affect | −0.01 | −0.17−0.16 | 0.958 |
| Anhedonia* | 0.25 | 0.07−0.43 | 0.008 |
| Externalizing behavior* | 0.33 | 0.09−0.57 | 0.007 |
| Anxious arousal | −0.08 | −0.32−0.16 | 0.500 |
| Dysphoric arousal | 0.09 | −0.13−0.32 | 0.411 |
*
Statistically significant difference. CI, confidence interval; PCL, the PTSD checklist; PTSD, posttraumatic stress disorder.