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TABLE 1: Patient data
Characteristic Value
Sex 
 Male 33
 Female 50
Age, y 
 Mean 56.1
 Range 27–88
Hunt-Hess grade at admission 
 I 33
 II 14
 III 20
 IV 12
 V 3
 Mean 2.2
Clinical follow-up, mo 
 Mean 16.8
 Range 0.25–112
 Mean in survivors 19.1
 Range in survivors 0.5–112
Patients with angiographic follow-up 68
Angiographic follow-up, mo 
 Mean 11.6
 Range 0.2–70

Characteristic	Value
Sex
Male	33
Female	50
Age, y
Mean	56.1
Range	27–88
Hunt-Hess grade at admission
I	33
II	14
III	20
IV	12
V	3
Mean	2.2
Clinical follow-up, mo
Mean	16.8
Range	0.25–112
Mean in survivors	19.1
Range in survivors	0.5–112
Patients with angiographic follow-up	68
Angiographic follow-up, mo
Mean	11.6
Range	0.2–70