{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,14]],"date-time":"2026-09-14T15:32:04Z","timestamp":1789399924678,"version":"build-2803163510"},"reference-count":35,"publisher":"National Athletic Trainers' Association","issue":"12","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2019,12,1]]},"abstract":"<jats:sec><jats:title>Context<\/jats:title><jats:p>Comprehensive assessments are recommended to evaluate sport-related concussion (SRC). The degree to which the King-Devick (KD) test adds novel information to an SRC evaluation is unknown.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective<\/jats:title><jats:p>To describe relationships at baseline among the KD and other SRC assessments and explore whether the KD provides unique information to a multimodal baseline concussion assessment.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Cross-sectional study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>Five National Collegiate Athletic Association institutions participating in the Concussion Assessment, Research and Education (CARE) Consortium.<\/jats:p><\/jats:sec><jats:sec><jats:title>Patients or Other Participants<\/jats:title><jats:p>National Collegiate Athletic Association student-athletes (N = 2258, age = 20 \u00b1 1.5 years, 53.0% male, 68.9% white) in 11 men's and 13 women's sports.<\/jats:p><\/jats:sec><jats:sec><jats:title>Main Outcome Measure(s)<\/jats:title><jats:p>Participants completed baseline assessments on the KD and (1) the Symptom Inventory of the Sport Concussion Assessment Tool\u20133rd edition, (2) the Brief Symptom Inventory-18, (3) the Balance Error Scoring System, (4) the Standardized Assessment of Concussion (SAC), (5) the Immediate Post-Concussion Assessment and Cognitive Testing (ImPACT) test battery, and (6) the Vestibular\/Ocular Motor Screening tool during their first year in CARE. Correlation coefficients between the KD and the 6 other concussion assessments in isolation were determined. Assessments with \u03c1 magnitude &amp;gt;0.1 were included in a multivariate linear regression analysis to evaluate their relative association with the KD.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Scores for SAC concentration, ImPACT visual motor speed, and ImPACT reaction time were correlated with the KD (\u03c1 = \u22120.216, \u22120.276, and 0.164, respectively) and were thus included in the regression model, which explained 16.8% of the variance in baseline KD time (P &amp;lt; .001, Cohen f2 = 0.20). Better SAC concentration score (\u03b2 = \u2212.174, P &amp;lt; .001), ImPACT visual motor speed (\u03b2 = \u2212.205, P &amp;lt; .001), and ImPACT reaction time (\u03b2 = .056, P = .020) were associated with faster baseline KD performance, but the effect sizes were small.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Better performance on cognitive measures involving concentration, visual motor speed, and reaction time was weakly associated with better baseline KD performance. Symptoms, psychological distress, balance, and vestibular-oculomotor provocation were unrelated to KD performance at baseline. The findings indicate limited overlap at baseline among the CARE SRC assessments and the KD.<\/jats:p><\/jats:sec>","DOI":"10.4085\/1062-6050-455-18","type":"journal-article","created":{"date-parts":[[2019,10,4]],"date-time":"2019-10-04T18:50:59Z","timestamp":1570215059000},"page":"1247-1253","source":"Crossref","is-referenced-by-count":29,"title":["Relationship Between the King-Devick Test and Commonly Used Concussion Tests at Baseline"],"prefix":"10.4085","volume":"54","author":[{"given":"James R.","family":"Clugston","sequence":"first","affiliation":[{"name":"Department of Community Health and Family Medicine, Department of Neurology, and Division of Sports Health, University Athletic Association, University of Florida, Gainesville"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zachary M.","family":"Houck","sequence":"first","affiliation":[{"name":"Department of Clinical Psychology, University of Florida, Gainesville"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Breton M.","family":"Asken","sequence":"first","affiliation":[{"name":"Department of Clinical Psychology, University of Florida, Gainesville"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jonathan K.","family":"Boone","sequence":"first","affiliation":[{"name":"Department of Athletic Training, Miami Dolphins, National Football League, Davie, FL"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anthony P.","family":"Kontos","sequence":"first","affiliation":[{"name":"Department of Orthopedic Surgery, University of Pittsburgh, PA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas A.","family":"Buckley","sequence":"first","affiliation":[{"name":"Department of Kinesiology and Applied Physiology, University of Delaware, Newark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julianne D.","family":"Schmidt","sequence":"first","affiliation":[{"name":"Department of Kinesiology, University of Georgia, Athens"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sara P. 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