Short-term Objectives include:~Establishing the criterion-related validity of the Traumatic Brain Injury-4 (TBI-4) questionnaire in the Veteran homeless population using the Ohio State University TBI-Identification Method (OSU TBI-ID) (Corrigan et al., 2007) as the gold standard for establishing traumatic brain injury (TBI) diagnosis.~Identifying the prevalence of those that screen positive for a lifetime history of TBI among homeless Veterans.~Comparing psychiatric outcomes (psychiatric hospitalizations, suicide attempts and deaths, and clinical contacts) and psychosocial outcomes between those with and without a lifetime history of TBI.
Objectives include: 1) establishing a psychometrically sound traumatic brain injury (TBI) screening measure for use among homeless veterans; 2) identifying the prevalence of those that screen positive for TBI among homeless veterans seeking VA services; and 3) comparing psychiatric and psychosocial outcomes between those with and without a history of TBI.