Leila L Etemad, John K Yue, Jason Barber, Lindsay D Nelson, Yelena G Bodien, Gabriela G Satris, Patrick J Belton, Debbie Y Madhok, J Russell Huie, Sabah Hamidi, Joye X Tracey, Bukre C Coskun, Justin C Wong, Esther L Yuh, Pratik Mukherjee, Amy J Markowitz, Michael C Huang, Phiroz E Tarapore, Claudia S Robertson, Ramon Diaz-Arrastia, Murray B Stein, Adam R Ferguson, Ava M Puccio, David O Okonkwo, Joseph T Giacino, Michael A McCrea, Geoffrey T Manley, Nancy R Temkin, Anthony M DiGiorgio
IMPORTANCE: One traumatic brain injury (TBI) increases the risk of subsequent TBIs. Research on longitudinal outcomes of civilian repetitive TBIs is limited. OBJECTIVE: To investigate associations between sustaining 1 or more TBIs (ie, postindex TBIs) after study enrollment (ie, index TBIs) and multidimensional outcomes at 1 year and 3 to 7 years. DESIGN, SETTING, AND PARTICIPANTS: This cohort study included participants presenting to emergency departments enrolled within 24 hours of TBI in the prospective, 18-center Transforming Research and Clinical Knowledge in Traumatic Brain Injury (TRACK-TBI) study (enrollment years, February 2014 to July 2020)...
September 5, 2023: JAMA Network Open