Clinical signs associated with earlier diagnosis of children with autism Spectrum disorder

Paediatrics

BMC Pediatrics volume 21, Article number: 96 (2021) 

Abstract

Background

The objective of this study is to gain new insights into the relationship between clinical signs and age at diagnosis.

Method

We utilize a new, large, online survey of 1743 parents of children diagnosed with ASD, and use multiple statistical approaches. These include regression analysis, factor analysis, and machine learning (regression tree).

Results

We find that clinical signs that most strongly predict early diagnosis are not necessarily specific to autism, but rather those that initiate the process that eventually leads to an ASD diagnosis. Given the high correlations between symptoms, only a few signs are found to be important in predicting early diagnosis. For several clinical signs we find that their presence and intensity are positively correlated with delayed diagnosis (e.g., tantrums and aggression). Even though our data are drawn from parents’ retrospective accounts, we provide evidence that parental recall bias and/or…

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Published by Autism Candles

My name is Nathan Young. I'm the founder of the Autism Candles project. I am a self-advocate. The candle project exist to make a statement about inclusion and opportunity. My email is nathan@autismcandles.com. Feel free to contact me. https://www.autismcandles.com

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