Attention-deficit/hyperactivity disorder (ADHD) is characterized by a continuum of symptoms, including inattentiveness, impulsiveness, and hyperactivity, which can negatively impact daily life. In laboratory settings, these deficits are manifested as increased reaction-time variability in continuous performance tasks (CPTs) over several minutes. Although considerable work has elucidated neural mechanisms associated with ADHD, less is known about how these mechanisms vary across the continuum of…
