Table 1.

The length between anatomical landmarks in dry skulls (mm).

	AD	BD	CD
Left	16.98 ± 3.58	34.48 ± 3.77	18.49 ± 3.65
Right	15.37 ± 3.25	33.57 ± 3.30	20.89 ± 4.89
t	−0.376	−0.106	0.483
P	0.708	0.916	0.631

AD, distance between the keypoint and top point of the digastric groove; BD, distance between the keypoint and mastoidale; CD, distance between the keypoint and the asterion.