Variables | Bleeding status | P-value | |
---|---|---|---|
No SAH | Prior SAH | ||
(n = 41) | (n = 84) | ||
A. Patients | |||
Age (years) | 54y. (28–70) | 55.5y. (11–84) | 0.298 |
Gender (females) | 71% (30/42) | 71% (60/84) | 1.00 |
Patients with multiple sIAs (≥2) | 36% (15/42) | 46% (39/84) | 0.340 |
Patients with more than one known aneurysmal SAH | - | 4% (3/84) | NA |
Severity of the SAH (Hunt&Hess-grading) | NA | ||
0 (no bleeding) | 42 | - | |
1 (asymptomatic or mild headache / nuchal rigidity) | - | 7% (6/84) | |
2 (moderate headache / nuchal rigidity) | - | 31% (26/84) | |
3 (drowsiness/confusion, mild neurological deficit) | - | 27% (23/84) | |
4 (stupor, moderate-severe hemiparesis) | - | 18% (15/84) | |
5 (coma or decerebrate posturing) | - | 8% (7/84) | |
Hunt & Hess for the prior bleeding not known | 7% (6/84) | ||
Known familial background | 29% (12/42) | 7% (6/84) | <0.001* |
Smoking | <0.001 # | ||
Current | 50% (21/42) | 42% (35/84) | |
Ex-smoker | 14% (6/42) | 4% (3/84) | |
Never smoked | 36% (15/42) | 21% (18/84) | |
Status not known | 0 | 32% (27/84) | |
Hypertension | 36% (15/42) | 40% (34/84) | 0.799 |