Table 1.
Participant characteristics
| Study 1 | Study 2 | |||
|---|---|---|---|---|
| SAH | Control | P | SAH | |
| Number | 39 | 19 | 21 | |
| Age (years)a | 59, 35–79 | 57, 26–76 | NSc | 57, 30–76 |
| Modified Fisher gradeb | ||||
| 0 | 2, 5% | |||
| 1 | 7, 18% | |||
| 2 | 8, 21% | |||
| 3 | 9, 23% | 9, 43% | ||
| 4 | 13, 33% | 12, 57% | ||
| WFNS gradeb | ||||
| 1 | 23, 59% | 14, 67% | ||
| 2 | 6, 15% | 6, 29% | ||
| 3 | 1, 3% | |||
| 4 | 6, 15% | 1, 5% | ||
| 5 | 3, 8% | |||
| mRS at 3 months post‐SAHb | ||||
| 0 | 4, 10% | 4, 19% | ||
| 1 | 23, 59% | 16, 76% | ||
| 2 | 9, 23% | 1, 5% | ||
| 3 | 2, 5% | |||
| 4 | 1, 3% | |||
| GOS at 3 months post‐SAHb | ||||
| 3 | 1, 3% | 5, 24% | ||
| 4 | 5, 13% | 6, 29% | ||
| 5 | 33, 84% | 10, 48% | ||
| Genderb | ||||
| Male | 13, 33% | 6, 32% | NSd | 3, 14% |
| Female | 26, 67% | 13, 68% | 18, 86% | |
| Interventionb | ||||
| Coiled | 31, 79% | 21, 100% | ||
| Clipped | 0, 0% | 0, 0% | ||
| No aneurysm identified | 8, 21% | |||
| Aneurysm locationb | ||||
| Anterior | 25, 64% | 17, 81% | ||
| Posterior | 6, 15% | 4, 19% | ||
| No aneurysm identified | 8, 21% | |||
Mean and rangea, number and %b, c t test, dFisher exact test, NS = P > 0.05. WFNS = World Federation of Neurosurgical Societies grade; mRS = modified Rankin Scale; GOS = Glasgow Outcome Score.