{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T01:44:24Z","timestamp":1790214264440,"version":"4.1.0"},"reference-count":68,"publisher":"Cambridge University Press (CUP)","issue":"7","license":[{"start":{"date-parts":[[2020,11,27]],"date-time":"2020-11-27T00:00:00Z","timestamp":1606435200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Int Neuropsychol Soc"],"published-print":{"date-parts":[[2021,8]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec id=\"S1355617720001228_as1\"><jats:title><jats:bold>Objective:<\/jats:bold><\/jats:title><jats:p>This study aimed to examine the predictors of cognitive performance in patients with pediatric mild traumatic brain injury (pmTBI) and to determine whether group differences in cognitive performance on a computerized test battery could be observed between pmTBI patients and healthy controls (HC) in the sub-acute (SA) and the early chronic (EC) phases of injury.<\/jats:p><\/jats:sec><jats:sec id=\"S1355617720001228_as2\"><jats:title><jats:bold>Method:<\/jats:bold><\/jats:title><jats:p>203 pmTBI patients recruited from emergency settings and 159 age- and sex-matched HC aged 8\u201318 rated their ongoing post-concussive symptoms (PCS) on the Post-Concussion Symptom Inventory and completed the Cogstate brief battery in the SA (1\u201311 days) phase of injury. A subset (156 pmTBI patients; 144 HC) completed testing in the EC (~4 months) phase.<\/jats:p><\/jats:sec><jats:sec id=\"S1355617720001228_as3\"><jats:title><jats:bold>Results:<\/jats:bold><\/jats:title><jats:p>Within the SA phase, a group difference was only observed for the visual learning task (One-Card Learning), with pmTBI patients being less accurate relative to HC. Follow-up analyses indicated higher ongoing PCS and higher 5P clinical risk scores were significant predictors of lower One-Card Learning accuracy within SA phase, while premorbid variables (estimates of intellectual functioning, parental education, and presence of learning disabilities or attention-deficit\/hyperactivity disorder) were not.<\/jats:p><\/jats:sec><jats:sec id=\"S1355617720001228_as4\"><jats:title><jats:bold>Conclusions:<\/jats:bold><\/jats:title><jats:p>The absence of group differences at EC phase is supportive of cognitive recovery by 4 months post-injury. While the severity of ongoing PCS and the 5P score were better overall predictors of cognitive performance on the Cogstate at SA relative to premorbid variables, the full regression model explained only 4.1% of the variance, highlighting the need for future work on predictors of cognitive outcomes.<\/jats:p><\/jats:sec>","DOI":"10.1017\/s1355617720001228","type":"journal-article","created":{"date-parts":[[2020,11,27]],"date-time":"2020-11-27T06:19:49Z","timestamp":1606457989000},"page":"686-696","source":"Crossref","is-referenced-by-count":4,"title":["Severity of Ongoing Post-Concussive Symptoms as a Predictor of Cognitive Performance Following a Pediatric Mild Traumatic Brain 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