Correction to: Journal of Autism and Developmental Disorders https://doi.org/10.1007/s10803-018-3605-y

The original version of this article contains additional supplementary material which was omitted during the initial submission and it was not published. These are graphical representations of the studies and effect sizes in each meta-analysis. Please note that there is no change to the main body of the article, data entered, or conclusions drawn from the meta-analyses.