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Groom, Madeleine J.; Cahill, John D.; Bates, Alan T.; Jackson, Georgina M.; Calton, Timothy G.; Liddle, Peter F.; Hollis, Chris – Journal of Child Psychology and Psychiatry, 2010
Background: Impaired cognitive control has been frequently observed in children and young people with attention deficit hyperactivity disorder (ADHD) and might underlie the excessive hyperactivity and impulsivity in this population. We investigated behavioural and electrophysiological indices relevant to one domain of cognitive control; namely…
Descriptors: Control Groups, Hyperactivity, Attention Deficit Disorders, Adolescents
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Luman, Marjolein; Oosterlaan, Jaap; Knol, Dirk L.; Sergeant, Joseph A. – Journal of Child Psychology and Psychiatry, 2008
Background: Decision-making and reinforcement sensitivity were investigated in 23 children with ADHD and 20 healthy controls using a gambling paradigm. Methods: Children were required to choose between three alternatives that carried (A) small rewards and small penalties (advantageous), (B) large rewards and increasing penalties and (C) small…
Descriptors: Metabolism, Response Style (Tests), Attention Deficit Disorders, Rewards