Autistic people experience high rates of co-occurring psychiatric diagnoses. Current
prevalence estimates vary considerably due to an over-reliance on clinical cohorts and the …

Objective Despite the high prevalence of mental health difficulties in autistic youth, little is
known about the patterns of developmental continuity and change in psychiatric symptoms …

The objective of this study was to investigate the stability and predictive utility of autistic traits
(ATs) in youth with attention-deficit/hyperactivity disorder (ADHD). Participants were referred …

BackgroundMental health problems are elevated in autistic individuals but there is limited
evidence on the developmental course of problems across childhood. We compare the level …

Background Autism can be diagnosed from 2 years of age, although most autistic people
receive their diagnosis later than this after they have started education. Research is required …

Background Patients with 'underlying'autism spectrum disorder (ASD) constitute a significant
minority in adult out-patient psychiatry. Diagnoses of previously unrecognised ASD are …

OBJECTIVE: This study investigated the developmental course of autistic traits in a
nationally representative sample of subjects 7 to 13 years of age. METHOD: The parents of …

There is accumulating evidence that autistic traits (AT) are on a continuum in the general
population, with clinical autism representing the extreme end of a quantitative distribution …

Autistic symptoms are frequently observed in children with attention-deficit/hyperactivity
disorder (ADHD), but their etiology remains unclear. The main aim of this study was to …

Background Autism is a developmental condition, where symptoms are expected to occur in
childhood, but a significant number of individuals are diagnosed with autism for the first time …