TABLE 3. Mean and Standard Deviation of the Vertical and Horizontal Maximum Displacement of Both Anterior and Posterior Part of the Hyoid Bone Relative to the C2–C4 Length.

Maximum displacement		Values
anterior	horizontal	0.357 ± 0.067
	vertical	0.411 ± 0.172
posterior	horizontal	0.380 ± 0.069
	vertical	0.404 ± 0.162