Blar i NTNU Open på forfatter "Karr, Justin E."
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Change in Self-Reported Cognitive Symptoms After Mild Traumatic Brain Injury Is Associated With Changes in Emotional and Somatic Symptoms and Not Changes in Cognitive Performance
Stenberg, Jonas; Karr, Justin E.; Terry, Douglas P.; Håberg, Asta; Vik, Anne; Skandsen, Toril; Iverson, Grant L. (Peer reviewed; Journal article, 2020)Objective: To investigate (a) whether self-reported cognitive symptoms after mild traumatic brain injury (MTBI) are associated with cognitive test performances, and (b) whether improvement in self-reported symptoms from 2 ... -
Developing Cognition Endpoints for the CENTER-TBI Neuropsychological Test Battery
Stenberg, Jonas; Karr, Justin E.; Terry, Douglas P.; Saksvik, Simen Berg; Vik, Anne; Skandsen, Toril; Silverberg, Noah D.; Iverson, Grant L. (Peer reviewed; Journal article, 2020)Background: Measuring cognitive functioning is common in traumatic brain injury (TBI) research, but no universally accepted method for combining several neuropsychological test scores into composite, or summary, scores ... -
Examining 3-month test-retest reliability and reliable change using the Cambridge Neuropsychological Test Automated Battery
Karlsen, Rune Hatlestad; Karr, Justin E.; Saksvik, Simen Berg; Lundervold, Astri J.; Hjemdal, Odin; Olsen, Alexander; Iverson, Grant L.; Skandsen, Toril (Peer reviewed; Journal article, 2020)The Cambridge Neuropsychological Test Automated Battery (CANTAB) is a battery of computerized neuropsychological tests commonly used in Europe in neurology and psychiatry studies, including clinical trials. The purpose of ... -
Examining Test-Retest Reliability and Reliable Change for Cognition Endpoints for the CENTER-TBI Neuropsychological Test Battery
Stenberg, Jonas; Karr, Justin E.; Karlsen, Rune Hatlestad; Skandsen, Toril; Silverberg, Noah D.; Iverson, Grant L. (Peer reviewed; Journal article, 2020)Objective: Seven candidate cognition composite scores have been developed and evaluated as part of a research program designed to validate a cognition endpoint for traumatic brain injury (TBI) research and clinical trials, ...