Table 1 Demographic data of the patients

Age, years (range)

52 (21 to 78)

50 (37 to 64)

0.53

Gender M/F

14/16

4/12

0.15

Aneurysm location

   ICA

6

6

   MCA

8

10

   AcoA

11

0

   ACA distal

2

0

   VBA

3

0

Hydrocephalus at admission

6

0

Fisher grade¹⁶

   I to II

4

   III to IV

26

Hunt-Hess initial¹⁵

   I to II

15

   III

6

   IV to V

9

SAPS II

30 ± 13

APACHE II

15 ± 6