Table 3.

Arterial localization and percentage of aneurysm occlusion (O’Kelly–Marotta (OKM) C–D) ascribed to each location in the 156 patients with arterial monitoring data

	Total n=185 (%)	Aneurysm occlusion n=156 (% of subgroup)
			Cervical carotid	3 (1.6)	1/1 (100)
Carotid siphon	85 (45.9)	63/71 (88.7)
Middle cerebral	25 (13.5)	17/22 (77.3)
Posterior communicating	21 (11.4)	14/18 (77.8)
Anterior communicating	18 (9.7)	14/15 (93.3)
Basilar	12 (6.5)	7/10 (70)
Anterior choroidal	5 (2.7)	3/4 (75)
Posterior inferior cerebellar	5 (3)	5/5 (100)
Anterior cerebral	3 (1.6)	3/3 (100)
Posterior cerebral	3 (1.6)	3/3 (100)
Vertebral	5 (2.7)	4/5 (75)