A study has found links between traumatic brain injury and a history of attention-deficit hyperactivity disorder (ADHD), suggesting that adults with a history of brain injuries may benefit from improved screening for the behavioral disorder. Most of the persistent consequences of traumatic brain injury are symptoms shared with ADHD. The study utilized data obtained from a survey of the adult residents of Ontario, Canada. "These new data suggest a significant association between ADHD and traumatic brain injury (TBI)," said co-principal investigator Robert Mann.

"Adults with TBI are more than twice as likely than those without to report symptoms of ADHD," Mann said. ADHD is a chronic behavioral disorder characterized by problems such as impulsive behavior and difficulty with sustaining attention. The condition typically begins in childhood and frequently continues into adulthood. The…