Table 1.

Clinical characteristics of the study population.

	Mean ± SD	n
Age	57.63 ± 13.71	49
Modified Rankin Scale
on admission	4.30 ± 0.96	49
at discharge	3.39 ± 1.64	49
1 year after SAH	2.54 ± 2.17	37
SAH severity scales
Hunt & Hess grade	3.22 ± 1.18	49
WFNS grade	3.32 ± 1.43	47
Modified Fisher grade	3.65 ± 0.67	46
Total hematoma volume (cm3)	24.65 ± 24.99	38
Hijdra Sum Score	23.67 ± 9.52	45

SAH: subarachnoid hemorrhage, SD: standard deviation, WFNS: World Federation of Neurosurgical Societies.