(mean ± S.D.) (min - max)

Age, years

58.3 ± 10.5 (28 - 82)

BMI

25.5 ± 4.5 (16.0 - 36.5)

GCS

7.4 ± 3.9 (3 - 13)

n (%)

Gender

Female

38 (83%)

Male

8 (17%)

Smokers

23 (51%)

GCS

Moderate (9 - 13)

15 (33%)

Severe (3 - 8)

31 (67%)

Hunter & Hess grade

1

1 (2%)

2

3 (6%)

3

16 (35%)

4

21 (46%)

5

5 (11%)

Fisher grade

1

0

2

3 (6%)

3

10 (22%)

4

33 (72%)

Aneurysm localisation

Anterior cerebral circulation AACA

Anterior communicating artery ACoA

16 (35%)

Middle cerebral artery MCA

14 (30%)

Anterior choroidal artery AChA

2 (4%)

Internal carotid artery ICA

3 (7%)

Pericallosal artery

1 (2%)

Posterior cerebral circulation APCC

Posterior communicating artery PCoA

5 (11%)

Basilar artery

2 (4%)

Vertebral artery

2 (4%)

Posterior inferior cerebellar artery PICA

2 (4%)