“…However, this slower speed is a study finding in itself, and using a fixed walking speed would have potentially forced subjects to walk at an uncomfortable pace, potentially leading to an unnatural gait pattern. Second, this study examined trunk motion as 1 rigid segment, which limits the ability to gather information on the curvature of the spine or kinematic changes within the spine [ 3 , [43] , [44] , [45] , 46 ]. Third, no radiographic images were available for the controls, which made it impossible to compare radiographic parameters of ASD patients with their matched controls.…”