Abstract #2693

Comparison of Efficacy of Multiple EPI Distortion Correction Techniques on Toddler Data

Vinai Roopchansingh¹, Jerry Judson French Jr.², Daniel Glen³, Richard Reynolds³, Dylan Miles Nielson⁴, Robert William Cox³, Audrey Thurm², and Susan Elizabeth Swedo²

¹Functional MRI Facility / NIMH, National Institutes of Health, Bethesda, MD, United States, ²Section on Behavioral Pediatrics / NIMH, National Institutes of Health, Bethesda, MD, United States, ³Scientific and Statistical Computing Core / NIMH, National Institutes of Health, Bethesda, MD, United States, ⁴Data Science and Sharing Team / NIMH, National Institutes of Health, Bethesda, MD, United States

Echo-planar data acquired from a group of toddlers was distortion corrected using combinations of different data, algorithms, and software packages. Performance was evaluated by comparing mutual information scores of how well corrected versus uncorrected EPI data aligned with structural T₁-weighted data.

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