Brain Injury Biomarkers in the General Population

The purpose of this study is to use an investigational assay to assess levels of putative biomarkers of traumatic brain injury (TBI) in a general population. The data will be used in a correlative analysis with data collected under a separate study of severe TBI.

Inclusion Criteria:

• At least 18 years of age and no more than 80 years of age
• Willing to undergo consent
• PI believes volunteer is appropriate candidate for study

Exclusion Criteria:

• Participating in another clinical study that may affect the results of either study
• Non-English speaking
• Venipuncture not feasible
• Blood donation within 1 week of screening
• PI determines volunteer is not medically suitable for study participation