Prenatal ultrasound use and risk of autism spectrum disorder: Findings from the case-control Study to Explore Early Development.

ABSTRACT:

Background

Studies evaluating the association between prenatal ultrasounds and autism spectrum disorder (ASD) have largely produced negative results. Concern remains due to the rising identification of children with ASD and ultrasound use.

Objective

To evaluate the association between prenatal ultrasound use and ASD.

Methods

We used data from the Study to Explore Early Development, a multisite case-control study of preschool-aged children with ASD implemented during 2007-2012. We recruited cases from children receiving developmental disability services and randomly selected population controls from birth records. ASD case status was based on in-person standardised assessments. We stratified analyses by pre-existing maternal medical conditions and pregnancy complicatio

SUBMITTER: Christensen D 

PROVIDER: S-EPMC10527947 | biostudies-literature | 2023 Aug

REPOSITORIES: biostudies-literature