Items |
| MBI ≤ 35 (n) | MBI > 35 (n) | χ2 | P |
Sex | Female | 3 | 8 | 2.231 | 0.135 |
Male | 8 | 6 | |||
Age (years) | ≤50 | 3 | 3 | 0.115 | 0.734 |
>50 | 8 | 11 | |||
Years of education | 0 | 0 | 3 | 3.423 | 0.181 |
≤12 | 7 | 5 | |||
>12 | 4 | 6 | |||
Method of treatment | Clipping | 3 | 4 | 0.005 | 0.943 |
Coiling | 8 | 10 | |||
Location of aneurysm | Anterior circulation | 9 | 11 | 0.041 | 0.840 |
Posterior circulation | 2 | 3 | |||
Hypertension | Yes | 9 | 8 | 1.724 | 0.189 |
No | 2 | 6 | |||
Smoking | Yes | 6 | 2 | 4.588 | 0.032 |
No | 5 | 12 | |||
Course of disease | ≤6 month | 8 | 11 | 0.115 | 0.734 |
>6 month | 3 | 3 | |||
DCI | Yes | 7 | 8 | 0.108 | 0.742 |
No | 4 | 6 | |||
Hydrocephalus | Yes | 8 | 1 | 11.5 | 0.001 |
No | 3 | 13 | |||
WFNS-SAH | 1 grade | 1 | 0 | 4.429 | 0.219 |
2 grade | 0 | 1 | |||
4 grade | 1 | 5 | |||
5 grade | 9 | 8 |