Highlight
- Post-traumatic stress disorder (PTSD) affects nearly 30% of gunshot wound survivors in this urban trauma cohort.
- Increased shock index and hypotension during initial resuscitation significantly predict positive PTSD screens.
- Contrarily, higher units of blood product transfusion correlate with a decreased likelihood of PTSD diagnosis.
- Early physiologic markers may enable targeted mental health interventions in firearm trauma patients.
