[Retracted] Conservative Therapy vs. Endovascular Approach for Intracranial Vertebrobasilar Artery Trunk Large Aneurysms: A Prospective Multicenter Cohort Study

Table 1

Baseline characteristics of patients and aneurysms.

Characteristics	Endovascular group ()	Conservative group ()	value
Male, (%)	38 (74.5)	10 (55.6)	0.133
Age (years) (IQR)	56.0 (43.0, 62.0)	58.5 (51.0, 66.3)	0.107
Risk factors, (%)
Hypertension	33 (64.7)	17 (94.4)	0.034
Diabetes mellitus	1 (2.0)	0	1.000
Smoking	11 (21.6)	2 (11.1)	0.532
Family history	1 (2.0)	0	0.739
Onset symptoms, (%)			0.119
Ischemic stroke	12 (23.5)	7 (38.9)
Hemorrhage	8 (15.7)	0
Others	31 (60.8)	11 (61.1)
Aneurysm location, (%)			<0.001
BA	21 (41.2)	6 (33.3)
VBJ	5 (9.8)	11 (61.1)
VA	25 (49.0)	1 (5.6)
Aneurysm shape, (%)			1.000
Saccular	14 (27.5)	5 (27.8)
Fusiform and/or dissecting	37 (72.5)	13 (72.2)
Aneurysm’s size, (%)			0.030
Large	41 (80.4)	9 (50.0)
Giant	10 (19.6)	9 (50.0)
Wide-necked aneurysms, (%)	47 (92.2)	17 (94.4)	1.000
Aneurysms involving side branches, (%)	17 (33.3)	9 (50.0)	0.210

IQR: interquartile range; BA: basilar artery; VBJ: vertebrobasilar junction; VA: vertebral artery.