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Press release coverage of mild traumatic brain injury (mTBI) research has not been formally appraised in the literature.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective<\/jats:title><jats:p>To perform a systematic content analysis of mTBI\u2010based press releases.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Retrospective database study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>EurekAlert! (<jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"http:\/\/eurekalert.org\">eurekalert.org<\/jats:ext-link>), the main distribution engine for scientific press releases.<\/jats:p><\/jats:sec><jats:sec><jats:title>Participants<\/jats:title><jats:p>Press releases indexed between January 1, 2012 and December 31, 2019 containing a minimum of 150 words.<\/jats:p><\/jats:sec><jats:sec><jats:title>Interventions<\/jats:title><jats:p>Pre\u2010established, investigator\u2010generated criteria delineating aspects of misinformation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Main Outcome Measurements<\/jats:title><jats:p>Press releases were evaluated for manifestations of \u201cspin,\u201d including misleading title, misleading reporting, misleading claims, and inappropriate extrapolation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Our database search yielded 125 entries within the specified time period. Of these, 66 met inclusion criteria. Fifty\u2010five of 66 (83%) press releases exhibited at least one manifestation of spin. We identified 38 (58%) with misleading titles, 49 (74%) with misleading reporting, 44 (67%) with misleading claims, and 38 (58%) with inappropriate extrapolation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Our analysis revealed a high degree of spin in recent press releases dedicated to mTBI research. The reports often overstated the strengths and practical impact of the study, publicize substandard research without clinical relevance, while downplaying or failing to report limitations and caveats. Misrepresentation in press releases can affect real\u2010life medical decisions and outcomes.<\/jats:p><\/jats:sec>","DOI":"10.1002\/pmrj.12656","type":"journal-article","created":{"date-parts":[[2021,6,22]],"date-time":"2021-06-22T14:17:45Z","timestamp":1624371465000},"page":"769-778","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Misrepresentation of mild traumatic brain injury research in press releases"],"prefix":"10.1002","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0542-6436","authenticated-orcid":false,"given":"Ariel R.","family":"Choi","sequence":"first","affiliation":[{"name":"Program in Liberal Medical Education, Warren Alpert Medical School  Providence Rhode Island USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Edward R.","family":"Feller","sequence":"additional","affiliation":[{"name":"Department of Community Health Warren Alpert Medical School, Brown 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