Exploratory analysis of long-term physical and mental health morbidity and mortality: A comparison of individuals with self-inflicted versus non-self-inflicted burn injuries

•Self-inflicted burn (SIB) patients have pre-morbid psychiatric risk factors.•SIB injury predicts prolonged and complicated hospitalization.•Psychiatric distress and suicidal ideation persist for years among SIB survivors.•Mortality after discharge is greater 24 months after SIB compared to non-SIB injury.•SIB patients are at increased risk for poor outcomes and need specialized care.