Characteristics

Microsurgery (47)

Endovascular (14)

P value

Age (year)

58.8 ± 14

56 ± 16

0.57

Gender

Female

Male

28 (59.6%)

19 (40.4%)

10 (71.4%)

4 (28.6%)

0.53

0.53

Hypertension

25 (53%)

5 (35.7%)

0.25

DM

3 (6.4%)

1 (7.1%)

0.91

Hyperlipidemia

4 (8.5%)

0

0.56

Other co morbidities

22 (46.8%)

6 (42.8%)

0.79

WFNS grade

Grade 1

Grade 2

Grade 3

Grade 4

Grade 5

13 (27.6%)

14 (29.8%)

2 (4.2%)

12 (25.6%)

6 (12.8%)

4 (28.6%)

3 (21.4%)

0

3 (21.4%)

4 (28.6%)

0.94

0.7

0.99

0.75

0.2

Modified Fisher grade

Grade 1

Grade 2

Grade 3

Grade 4

3 (6.4%)

3 (6.4%)

29 (61.7%)

12 (25.5%)

2 (14.3%)

2 (14.3%)

6 (42.8%)

4 (28.6%)

0.3

0.3

0.2

0.8

Aneurysm criteria

Location of aneurysm

ICA

MCA

ACA

11 (23.4%)

16 (34%)

20 (42.6%)

8 (57%)

1 (7%)

5 (36%)

0.016*

0.04*

0.64

Maximum diameter of dome (mm)

3.9 ± 2.2

5.4 ± 3.1

0.11

Maximum height of the sac (mm)

5 ± 2.4

5.2 ± 1.8

0.78

Neck width (mm)

2.8 ± 1.4

2.6 ± 0.8

0.56

Presence of daughter sac

28 (59.6%)

11 (78.6%)

0.22

Presence of Incorporate artery (IA)

ICA

MCA

ACA

6 (12.7%)

6/11 (54.5%)

0/16

0/20

3 (21.4%)

2/8 (25%)

1/1 (100%)

0/5

0.41

0.35

0.05

Operative:

Temporary arterial occlusion in surgery

Balloon-assisted coiling

Stent-assisted coiling

34 (72.3%)

8 (57%)

0