Publications by authors named "Himanthri Weerawardhena"

Objective: Standardized executive functioning (EF) measures do not reliably capture EF-related difficulties reported in daily life. We aim to determine if an ecologically relevant neuropsychological battery is more strongly associated with self-reported everyday EF impairments than classically used tests.

Method: Fifty-nine adults aged 18-49 self-rated their EF abilities using the Barkley Deficits in EF Scale (BDEFS) and were randomly assigned to complete either a test battery composed of EF measures with hypothesized ecological relevance (Six Elements, Zoo Map, Hayling Sentence Completion, Iowa Gambling, and Auditory Startle Tasks) or one composed of traditional EF tasks (Card Sorting, Trail Making, Color-Word Interference, and Verbal Fluency).

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Approximately 10-15 % of people that sustain mild traumatic brain injury (mTBI) develop post-concussive syndrome (PCS). PCS is a complex array of symptoms that can result in physical, cognitive and emotional impairments. Following mTBI, there are also complex changes in the oxidative stress system and engagement of the inflammatory system, within the brain.

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Alcohol is the most commonly abused drug by young adults across North America. Although alcohol consumption itself incurs a risk of neurological damage, it is also a significant risk factor for traumatic brain injury (TBI). TBI among young adults is described as a modern healthcare epidemic.

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Repetitive mild traumatic brain injury (RmTBI) is a prevalent and costly head injury particularly among adolescents. These injuries may result in long-term consequences, especially during this critical period of development. Insomnia and sleeping difficulties are frequently reported following RmTBI and greatly impair recovery.

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