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Direct linkNorbury, Courtenay Frazier; Gooch, Debbie; Wray, Charlotte; Baird, Gillian; Charman, Tony; Simonoff, Emily; Vamvakas, George; Pickles, Andrew – Journal of Child Psychology and Psychiatry, 2016
Background: Diagnosis of "specific" language impairment traditionally required nonverbal IQ to be within normal limits, often resulting in restricted access to clinical services for children with lower NVIQ. Changes to DSM-5 criteria for language disorder removed this NVIQ requirement. This study sought to delineate the impact of varying…
Descriptors: Nonverbal Ability, Language Impairments, Incidence, Evaluation Criteria
Johnson, Mark H.; Gliga, Teodora; Jones, Emily; Charman, Tony – Journal of Child Psychology and Psychiatry, 2015
Background: Autism spectrum disorders (ASD) and attention deficit hyperactivity disorder (ADHD) are two of the most common neurodevelopmental disorders, with a high degree of co-occurrence. Methods: Prospective longitudinal studies of infants who later meet criteria for ASD or ADHD offer the opportunity to determine whether the two disorders share…
Descriptors: Autism, Attention Deficit Hyperactivity Disorder, Pervasive Developmental Disorders, Symptoms (Individual Disorders)
Simonoff, Emily; Jones, Catherine R. G.; Baird, Gillian; Pickles, Andrew; Happe, Francesca; Charman, Tony – Journal of Child Psychology and Psychiatry, 2013
Background: Psychiatric problems are common in autism spectrum disorders (ASDs), but the reasons are poorly understood. We use a longitudinal population-representative cohort to examine for the first time the persistence of psychiatric problems and to identify risk factors for their occurrence and stability. Methods: Eighty-one 16-year olds (75…
Descriptors: Mental Disorders, Pervasive Developmental Disorders, Autism, Adolescents
Simonoff, Emily; Jones, Catherine R. G.; Pickles, Andrew; Happe, Francesca; Baird, Gillian; Charman, Tony – Journal of Child Psychology and Psychiatry, 2012
Introduction: Severe mood dysregulation and problems (SMP) in otherwise typically developing youth are recognized as an important mental health problem with a distinct set of clinical features, family history and neurocognitive characteristics. SMP in people with autism spectrum disorders (ASDs) have not previously been explored. Method: We…
Descriptors: Psychological Patterns, Mental Health, Adolescents, Parent Attitudes
Loucas, Tom; Charman, Tony; Pickles, Andrew; Simonoff, Emily; Chandler, Susie; Meldrum, David; Baird, Gillian – Journal of Child Psychology and Psychiatry, 2008
Background: Autism spectrum disorders (ASD) and specific language impairment (SLI) are common developmental disorders characterised by deficits in language and communication. The nature of the relationship between them continues to be a matter of debate. This study investigates whether the co-occurrence of ASD and language impairment is associated…
Descriptors: Autism, Language Impairments, Communication Disorders, Severity (of Disability)
Charman, Tony; Taylor, Emma; Drew, Auriol; Cockerill, Helen; Brown, Jo-Anne; Baird, Gillian – Journal of Child Psychology and Psychiatry, 2005
Objective: To examine the predictive validity of symptom severity, cognitive and language measures taken at ages 2 and 3 years to outcome at age 7 in a sample of children diagnosed with autism at age 2. Method: Twenty-six children diagnosed with autism at age 2 were re-assessed at ages 3 and 7 years. At each age symptom severity, cognitive and…
Descriptors: Nonverbal Communication, Autism, Predictive Validity, Clinical Diagnosis
