| Grade | GCS Score |
|
| 0 | | Aneurysm intact and patient asymptomatic without
impairments
|
| 1 | GCS 15 | no weakness or aphasia
|
| 2 | GCS 13 or 14 | no weakness or aphasia
|
| 3 | GCS 13 or 14 | weakness and/or aphasia present
|
| 4 | GCS 7 - 12 | with or without focal deficits
|
| 5 | GCS 3 - 6 | with or without focal deficits
|
|