Table 1 Clinical characteristics

Age, years (mean ± SD)

48 (± 12)

Female sex, n (%)

20 (65%)

Body mass index (mean ± SD)

22.8 (± 3.2)

Body surface area, m² (mean ± SD)

1.70 (± 0.17)

Fisher scale (1/2/3/4), n (%)

1 (3%)/10 (32%)/6 (20%)/14 (45%)

WFNS score (1/2/3/4/5), n (%)

14 (45%)/9 (30%)/2 (6%)/2 (6%)/4 (13%)

Aneurysm position, n (%)

ICA

6 (19%)

MCA

9 (30%)

AComA/ACA

10 (32%)

BA

2 (6%)

PCA

1 (3%)

VA

3 (10%)