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Table 4: Anatomical and clinical findings during observation period
No. Aneurysm Location and Size (cm) Time between Initial Diagnosis and Procedure (mo) Territorial Infarct Prior to Procedure SAH Prior to Procedure
1 BA/V4 2.2 8 Yes, pontomedullary No
2 BA 2.8 48 No No
3 BA/V4 2.0 13 Yes, pericallosal No
4 BA/V4 1.3 4 No Yes
5 BA 3.0 29 Yes, brain stem No
6 BA/V4 2.1 3 Yes, brain stem No
Mean (range, ratio) 2.23 (1.3–3) 17.5 (3–48) 4/6 1/6
Note:—BA indicates basilar artery.

No.	Aneurysm Location and Size (cm)		Time between Initial Diagnosis and Procedure (mo)	Territorial Infarct Prior to Procedure	SAH Prior to Procedure
1	BA/V4	2.2	8	Yes, pontomedullary	No
2	BA	2.8	48	No	No
3	BA/V4	2.0	13	Yes, pericallosal	No
4	BA/V4	1.3	4	No	Yes
5	BA	3.0	29	Yes, brain stem	No
6	BA/V4	2.1	3	Yes, brain stem	No
Mean (range, ratio)		2.23 (1.3–3)	17.5 (3–48)	4/6	1/6