Tag Archives: classification

Free Abstract:Annual Research Review: Re-thinking the classification of autism spectrum disorders

History:  The nosology of autism spectrum problems (ASD) is at a critical level in background as the field seeks to better outline dimensions of social-communication deficits and limited/repetitive behaviors on an individual stage for each medical and neurobiological uses. These diverse dimensions also advise an rising want for quantitative actions that accurately map their distinctions, unbiased of developmental aspects these kinds of as age, language degree and IQ.

Technique:  Psychometric actions, medical observation as nicely as genetic, neurobiological and physiological investigation from toddlers, children and adults with ASD are reviewed.

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Latest Autism Paper:Nosology and epidemiology in autism: Classification counts

Abstract

Since its initial description by Kanner in 1943, the standards by which a analysis of autism or autism-like problems was made—and their alleged etiologies portrayed—have gone through manifold adjustments, from a psychiatric problem engendered by “refridgerator” parents to a neurodevelopmental disability produced in the major by genetic abnormalities. In addition, the behavioral characterization of autism has also entered the community consciousness and expert domains ever more in the past thirty many years, the effects of which we are continually coming to conditions. A prognosis of autism that when appeared fairly uncommon is now considered nearly epidemic. Rising figures of men and women identified with autism and associated pervasive developmental disabilities will, in switch, affect the calculated prevalence of the disorder. In this essay, I try to account for the growing prevalence of autism and autism-associated disorders by examining its modifying criteria, the men and women and instruments utilised to make the analysis, the reliability and validity of very same, and the sample sizes and other aspects of the methodology needed to make an precise estimate of its prevalence. © 2012 Wiley Periodicals, Inc.

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Just Published:Nosology and epidemiology in autism: Classification counts

Summary

Since its first description by Kanner in 1943, the criteria by which a prognosis of autism or autism-like disorders was made—and their alleged etiologies portrayed—have gone through manifold alterations, from a psychiatric dysfunction engendered by “refridgerator” moms and dads to a neurodevelopmental disability developed in the primary by genetic abnormalities. In addition, the behavioral characterization of autism has also entered the public consciousness and expert domains progressively in the past 30 several years, the effects of which we are constantly coming to terms. A analysis of autism that when appeared rather uncommon is now regarded as practically epidemic. Increasing figures of men and women identified with autism and relevant pervasive developmental disabilities will, in switch, affect the calculated prevalence of the disorder. In this essay, I try to account for the rising prevalence of autism and autism-relevant disorders by analyzing its changing criteria, the folks and instruments used to make the diagnosis, the dependability and validity of very same, and the sample measurements and other factors of the methodology needed to make an accurate estimate of its prevalence. © 2012 Wiley Periodicals, Inc.

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Latest Autism Paper:Annual Research Review: Re-thinking the classification of autism spectrum disorders

Background:  The nosology of autism spectrum problems (ASD) is at a crucial point in heritage as the discipline seeks to much better define dimensions of social-communication deficits and confined/repetitive behaviors on an specific level for equally clinical and neurobiological functions. These diverse dimensions also recommend an rising require for quantitative actions that precisely map their distinctions, unbiased of developmental aspects this kind of as age, language level and IQ.

Approach:  Psychometric measures, clinical observation as properly as genetic, neurobiological and physiological research from toddlers, young children and older people with ASD are reviewed.

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Free Abstract:Longitudinal changes in Scores on the Autism Diagnostic Interview-Revised (ADI-R) in pre-school children with autism: Implications for diagnostic classification and symptom stability

We prospectively examined mean adjustments in Autism Diagnostic Interview&ndashRevised (ADI-R) Whole and Domains scores and balance of the ADI-R diagnostic classification in 28 young children with autism originally assessed at age two&ndash4 many years and reassessed two many years later on. Mean Whole, Social Interaction, and Conversation scores decreased substantially from Time one to Time 2 Restricted/repetitive Domain imply scores did not alter over time. The ADI-R diagnostic classification was steady in 67% of young children using the current printed requirements. The stability elevated to 78% when a modified criterion was used in the Restricted/repetitive Domain and to 88% when the broader ASD criteria have been utilised. Amid pre-schoolers with autism, parent-documented signs or symptoms reduced considerably at two-year adhere to-up in Social and Communication Domains but not in the Restricted/repetitive Domain. Nonetheless, ADI-R diagnostic classification remained fairly stable more than time. Revising ADI-R diagnostic criteria in the Limited/repetitive Domain or like the broader ASD standards may possibly boost its sensitivity and diagnostic balance in younger young children.

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