Test-Retest Reliability in DETECT

Test-Retest Psychometrics of a Novel Neuropsychological Assessment Tool: Reliability Measures for DETECT

Healthy volunteers without concussion, currently participating in non-or-limited contact sports teams at Emory University will undergo Display Enhanced Testing for Concussion and mild traumatic brain injury (mTBI) (DETECT) on three separate days: at baseline, day 50, and day 90. Prior to enrollment participants will be allocated to the test-retest arm or the exercise arm.

Inclusion Criteria:

• age > or = 16
• eligible for active participation during the National Collegiate Athletic Association (NCAA) season or member of the 2011 - 2012 or 2012-2013 club team
• Participation in a non or minimal contact sport

Exclusion Criteria:

• < age 16
• history of concussion in the previous 6 months
• any of the following: learning disabilities, attention deficient disorder, attention deficit hyperactivity disorder, depression or other psychiatric disorder, sleep apnea, seizure disorder, migraine headaches, previous central nervous system (CNS) surgery
• chronic drug or alcohol use; or drug or alcohol use with the previous 24 hours
• inability to complete the study protocol (90 days)