Importance Growing evidence supports an association between attention-
deficit/hyperactivity disorder (ADHD) in childhood and subsequent psychotic disorders. Both …

Background: To evaluate associations between attention‐deficit/hyperactivity disorder
(ADHD) and comorbid psychiatric disorders using research‐identified incident cases of …

Poor parental mental health and stress have been associated with children's mental
disorders, including attention-deficit/hyperactivity disorder (ADHD), through social, genetic …

In recent years, evidence has been accumulating regarding high levels of comorbidity
between attention-deficit/hyperactivity disorder (ADHD) and a number of disorders, including …

Purpose: To estimate the risk of schizophrenia in adulthood among children and
adolescents with ADHD compared to the background population. Subjects/materials and …

Given the clinical and public health significance of substance disorders and the need to
identify their early risk factors, we examined the association of childhood attention …

Objective To understand whether genetic risk for attention-deficit/hyperactivity disorder
(ADHD) is associated with the course of the disorder across childhood and into young …

Abstract Purpose of Review This paper summarizes key, recently published research
examining longitudinal outcomes for preschoolers with high levels of inattention and/or …

Objective An increasing number of studies has shown an association between parental age
and psychiatric disorders. However, there are inconsistent results regarding whether age at …

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