MRI head motion induces a consistent bias in morphometric analysis. Increased motion generally causes smaller gray matter volume and cortical thickness estimates. Effects of movement disorders may be severely overestimated when not controlling for head motion.
Feb 15, 2015 · We show that volume and thickness estimates of the cortical gray matter are biased by head motion with an average apparent volume loss of roughly 0.7%/mm/min ...
Feb 15, 2015 · We show that volume and thickness estimates of the cortical gray matter are biased by head motion with an average apparent volume loss of roughly 0.7%/mm/min ...
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Dec 9, 2024 · For example, the head movement can reduce gray matter volume and cortical thickness estimations (Alexander-Bloch et al., 2016; Reuter et al., ...
We have demonstrated in [1] that head motion during structural MRI acquisition biases down-stream processing and anatomical measurements, resulting in ...
We observed a general brain-wide overall reduction in cortical thickness with increased head motion, with some isolated regions showing increased cortical ...
May 20, 2022 · In-scanner head motion systematically reduces estimated regional gray matter volumes obtained from structural brain MRI.
In morphometric studies with structural MRI, it has recently been shown that head motion decreases the estimates of cortical thickness and gray matter volumes [ ...
Apr 2, 2020 · Head motion during magnetic resonance imaging (MRI) induces image artifacts that affect virtually every brain measure.
Aug 14, 2018 · Head motion during MRI acquisition reduces gray matter volume and thickness estimates. Neuroimage 2015;107:107-15. 35. Rosenberg DR, Sweeney ...