Reduced error signalling in medication-naive children with ADHD: associations with behavioural variability and post-error adaptations

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)

Child and Adolescent Mental Health Centre, Capital Region Psychiatry, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark (Plessen); the Department of Clinical Medicine, Faculty of Medicine and Odontology, University of Bergen, Bergen, Norway (Plessen, Høvik, Worren); the K.G. Jebsen Center for Research on Neuropsychiatric Disorders, University of Bergen, Bergen, Norway (Plessen, Allen, Sørensen, Hugdahl, Eichele); the Mind Research Network, Albuquerque, New Mexico (Allen, Eichele); the Department of Biological and Medical Psychology, Faculty of Psychology, University of Bergen, Bergen, Norway (Allen, Eichele, Hugdahl, Eichele); the Norwegian School of Economics, Bergen, Norway (van Wageningen); the Division of Psychiatry, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Department of Radiology, Haukeland University Hospital, Bergen, Norway (Hugdahl); the Section for Clinical Neurophysiology, Haukeland University Hospital, Bergen, Norway (Eichele)