Background Trajectories of attention-deficit hyperactivity disorder (ADHD) traits spanning
early childhood to mid-life have not been described in general populations across different …

Background Recent studies have demonstrated the existence of a distinct late‐onset
attention deficit/hyperactivity disorder (ADHD) trajectory. Our objective is to test if there are …

Importance Attention-deficit/hyperactivity disorder (ADHD) is conceptualized as a
neurodevelopmental disorder that is strongly heritable. However, to our knowledge, no study …

Background Previous research has suggested that there is substantial heterogeneity in the
developmental trajectories of attention-deficit/hyperactivity disorder (ADHD) symptoms …

Background Attention deficit/hyperactivity disorder (ADHD) is usually conceptualized as a
childhood-onset neurodevelopmental disorder, in which symptoms either decrease steadily …

Importance Attention-deficit/hyperactivity disorder (ADHD) is now recognized to occur in
adulthood and is associated with a range of negative outcomes. However, less is known …

Importance The requirement of a childhood onset has always been a key criterion for the
diagnosis of attention-deficit/hyperactivity disorder (ADHD) in adults, but recently this …

This study used repeated measures data to identify developmental profiles of elevated risk
for ADHD (ie, six or more inattentive and/or hyperactive-impulsive symptoms), with an …

BACKGROUND: Although it is known that childhood attention-deficit/hyperactivity disorder
(ADHD) often persists into adulthood, childhood predictors of this persistence have not been …

Attention deficit/hyperactivity disorder (ADHD) is a common neurodevelopmental disorder
characterized by age-inappropriate symptoms of inattention, impulsivity, and hyperactivity …