Table 1.

Population characteristics

	Surviving group (n=84)	Deceased group (n=13)
Mean age (years)	52	53
Sex
Male	31	4
Female	53	9
Diagnosis
CT	67	13
Lumbar puncture	17	0
Fisher
1	16	0
2	17	4
3	20	5
4	23	4
Hydrocephalus	30	4
Hunt and Hess
I	40	2
II	32	2
III	10	5
IV	1	3
V	1	1
GOS at discharge
I	0	2
II	0	1
III	10	1
IV	41	7
V	33	2

GOS, Glasgow Outcome Score.