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To describe the prevalence of communication disorders in a cohort of 84,377 deployed post-9/11 veterans stratified by blast traumatic brain injury (TBI) exposure. Secondary aim was to evaluate the association between postconcussion symptoms, such as posttraumatic stress disorder, depression, anxiety, insomnia, pain, headache, substance use disorder, and auditory problems, among veterans with and without a communication disorder diagnosis.

This is a retrospective study of the prevalence of aphasia, apraxia of speech and dysarthria, cognitive-communication disorder, fluency, and voice disorders among veterans, stratified by TBI severity and blast status. Data were obtained from the national Operation Enduring Freedom, Operation Iraqi Freedom, and Operation New Dawn roster file provided by the Department of Veterans Affairs Office of Public Health and the Veterans Affairs' TBI …