Magazine article Clinical Psychiatry News

Sleep Disturbance Not Tied to Age, IQ in Early Autism Spectrum Disorder

Magazine article Clinical Psychiatry News

Sleep Disturbance Not Tied to Age, IQ in Early Autism Spectrum Disorder

Article excerpt

FROM SLEEP MEDICINE

SLEEP DISTURBANCE is not associated with age and IQ in young children with autism spectrum disorder (ASD) and disruptive behaviors, according to Cynthia R. Johnson, PhD, and her associates.

They assessed 177 children aged 3-7 who were participating in the Research Units on Behavioral Intervention study, a 24-week trial. All of the children had a diagnosis of autism spectrum disorder, based on DSM-IV criteria. The diagnoses were corroborated by the Autism Diagnostic Observation Schedule and the Autism Diagnostic Interview-Revised.

The children were randomized into a parent training group or a parent education group. After getting parents to complete several forms, including the Children's Sleep Habits Questionnaire, Dr. Johnson and her associates found no age differences between children who fell into the category of "good sleepers" (n = 52), and those characterized as "poor sleepers" (n = 46) (P = .57). In both sleep groups, more than 70% of the children had an IQ of 70 or above, and no significant difference was found in good sleepers, compared with poor sleepers, in IQ variable (P = . …

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