Table 1.

Demographic, clinical and angiographic characteristics of patients

	Complete ipsilateral COW (n=65)	Incomplete ipsilateral COW (n=117)	P value
Mean (SD) age, years	59.6 (17.3)	69.0 (13.9)	<0.001
Female sex, no (%)	31 (47.7)	59 (50.4)	0.759
Baseline NIHSS >15, no (%)	27 (41.5)	68 (58.1)	0.044
ICA occlusion, no (%)	22 (33.8)	35 (29.9)	0.619
Good leptomeningeal collaterals, no (%)	20 (44.4)	27 (39.1)	0.697
Reperfusion, no. (%)	48 (73.8)	93 (79.5)	0.459
mRS 0–2 at 90 days, no (%)	34 (52.3)	54 (46.2)	0.443

COW, circle of Willis; ICA, internal carotid artery; MRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale.