Cohort Studymoderate evidence
Bias-Adjusted Prevalence of Chronic Traumatic Encephalopathy Among Deceased National Football League Players.
JAMA network open·October 1, 2026·PMID 42949744
Why it mattersAutopsy-based CTE prevalence estimates from voluntary brain banks are inflated by selection bias, leaving the true population burden unclear. This study quantifies that bias and provides more reliable prevalence figures, informing risk communication and research priorities for neurologists and clinicians caring for former contact-sport athletes.
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