Table 2.

Mean, Standard deviation and t test of the measures related to hyoid bone position (values in degrees and millimeters).

Measures	Nasal	Oral	p*
	Mean	SD	Mean	SD
d horiz. H	27.58	2.59	27.83	3.49	0.78 (NS)
d vert. H	52.41	5.45	52.95	6.46	0.74 (NS)
PH. BaN	54.30	7.42	51.44	11.33	0.29 (NS)
PH.PP	28.58	7.29	26.57	10.25	0.61 (NS)
PH.PM	1.03	6.58	-1.44	10.71	0.32 (NS)
PH.PO	16.07	7.32	12.93	10.50	0.22 (NS)

SD=Standard Deviation

*Student t test

(NS) not significant