Table 2.
Parameter estimates of the effect for various definitions of blast exposure on symptom presentation.
| Blast TBI | Primary blast TBI | Pressure severity | Distance | Frequency | ||
|---|---|---|---|---|---|---|
| ≤3 meters | ≤10 meters | |||||
| PCL-5 total | ns | ns | 2.38* | ns | ns | ns |
| PHQ-9 total | ns | ns | 0.92* | ns | ns | ns |
| NSI total | 4.83* | 4.79* | 2.15* | ns | ns | ns |
| PSQI global | ns | ns | 0.42* | ns | ns | ns |
| PROMIS PI T | ns | ns | ns | ns | ns | ns |
| QOLIBRI total | −9.75* | −8.43* | −2.64* | ns | ns | ns |
N = 275, ns, non-significant; *p < 0.05, all models adjust for PTSD diagnosis and DRRI-2 combat exposure, significance unadjusted for multiple comparisons; PCL-5, PTSD Checklist-5; PHQ-9, Patient Health Questionnaire-9; NSI, Neurobehavioral Symptoms Inventory; PSQI, Pittsburgh Sleep Quality Inventory; PROMIS PI, PROMIS Pain Interference Short Form T-Score; QOLIBRI, Quality of Life After Brain Injury.