Table 3. Differences in parameters between males and females.

Group	n	Mean	Standard deviation	t	P
Styloid process length measured by Computed tomography (cm)				1.704	0.090
Males	74	2.69	0.37
Females	82	2.57	0.49
Styloid process length measured by ultrasound (cm)				0.667	0.506
Males	74	2.68	0.42
Females	82	2.63	0.53
Styloid process–tonsil distance measured by Computed tomography (cm)				0.992	0.323
Males	74	1.98	0.43
Females	82	1.90	0.55
Styloid process–tonsil distance measured by ultrasound (cm)				−0.091	0.928
Males	74	1.94	0.41
Females	82	1.95	0.57
Styloid process–internal carotid artery distance measured by ultrasound (cm)				−1.166	0.246
Males	74	0.487	0.223
Females	82	0.530	0.237

No parameter showed significant difference between males and females (all P>0.05).