Table 6.

Descriptive statistics for hyoid peak position by consistency and plane of movement, measured as percentage of the C2–C4 reference scalar.

Plane of movement	Consistency	M	SD	95% confidence interval
				Lower bound	Upper bound
Horizontal (X)	Thin	144	14	140	149
	Slightly thick	142	15	138	147
	Mildly thick	143	15	139	148
	Moderately thick	142	15	137	146
	Extremely thick	142	15	138	147
Vertical (Y)	Thin	91	23	84	98
	Slightly thick	89	24	82	96
	Mildly thick	94	22	87	101
	Moderately thick	93	23	86	100
	Extremely thick	92	20	85	99
Hypotenuse (XY)	Thin	170	16	165	175
	Slightly thick	168	17	163	173
	Mildly thick	170	16	165	175
	Moderately thick	168	18	163	173
	Extremely thick	168	16	163	173