. Author manuscript; available in PMC: 2022 Mar 1.

Published in final edited form as: Neuroradiology. 2020 Aug 20;63(3):381–389. doi: 10.1007/s00234-020-02525-6

Table 2.

Angulation of the CCA and extracranial ICA segments

	Overall, %	Right side, %	Left side, %	P value
CCA segment^*
Mild angulation (>60°)	77.6	85	70.2	0.04
Moderate angulation (31–60°)	16.5	11.7	21.3
Severe angulation (≤30°)	5.8	3.2	8.5
Extracranial ICA segment
Mild angulation (>60°)	18.1	15.9	20.2	0.67
Moderate angulation (31–60°)	44.14	46.8	41.5
Severe angulation (≤30°)	39.4	37.2	38.3

Abbreviations: CCA, common carotid artery; ICA, internal carotids artery.

Brachiocephalic segment is included into right CCA pathway measurement