Table 3.

Analysis of various cerebral aneurysm locations of two collected groups.

		Total	Aneurysmal rerupture				P-value
			No		Yes
			N	%	N	%
	Total	171	88	51.5	83	48.5
Multiple aneurysms	1	157	84	53.5	73	46.5	0.074
	2	14	4	28.6	10	71.4
Aneurysm location
ICA	No	88	34	38.6	54	61.4	0.001
	Yes	83	54	65.1	29	34.9
ACA	No	144	81	56.3	63	43.8	0.004
	Yes	27	7	25.9	20	74.1
MCA	No	151	80	53.0	71	47.0	0.275
	Yes	20	8	40.0	12	60.0
PCA	No	162	83	51.2	79	48.8	1.000
	Yes	9	5	55.6	4	44.4
Basilar	No	169	87	51.5	82	48.5	1.000
	Yes	2	1	50.0	1	50.0
VA	No	157	81	51.6	76	48.4	1.000
	Yes	14	7	50.0	7	50.0
AICA/PICA	No	165	83	50.3	82	49.7	0.212
	Yes	6	5	83.3	1	16.7
Acom	No	167	88	52.7	79	47.3	0.053
	Yes	4	0	0.0	4	100.0
Pcom	No	163	87	53.4	76	46.6	0.031
	Yes	8	1	12.5	7	87.5
Pre-OP mRS	< =2	94	62	66.0	32	34.0	<0.001
	>2	77	26	33.8	51	66.2
Post-OP mRS (immediate)	< =2	72	56	77.8	16	22.2	<0.001
	>2	99	32	32.3	67	67.7
Post-OP mRS (6 months later)	< =2	101	66	65.3	35	34.7	<0.001
	>2	70	22	31.4	48	68.6
Post-OP mRS (6 months later)	No Improved	27	24	88.9	3	11.1	<0.001
	Improved	144	64	44.4	80	55.6
Thromboembolic event	No	166	84	50.6	82	49.4	0.369
	Yes	5	4	80.0	1	20.0
Mortality	No	155	83	53.5	72	46.5	0.089
	Yes	16	5	31.3	11	68.8
Retreatment	No	158	81	51.3	77	48.7	0.858
	Yes	13	7	53.8	6	46.2

P-value by Chi-square test or Fisher's exact test when appropriate.