Multivariate analysis for predictors of repeat endovascular vasospasm treatment
| Factors | OR (95% CI) | p Value |
| Age | 0.950 (0.918 to 0.984) | 0.004 |
| Aneurysm treatment modality* | ||
| Endovascular | 0.939 (0.419 to 2.105) | 0.879 |
| Combined | 2.267 (0.711 to 7.218) | 0.166 |
| Time from SAH to vasospasm† | 0.880 (0.772 to 1.004) | 0.057 |
| Symptomatic vasospasm† | 0.441 (0.197 to 0.987) | 0.046 |
| Vasospasm treatment†‡ | ||
| Angioplasty only | 0.096 (0.010 to 0.889) | 0.039 |
| Combined | 0.342 (0.132 to 0.879) | 0.026 |
Hosmer–Lemeshow goodness-of-fit test χ2 (8)=3.56, p=0.8941.
*Microsurgery as reference.
†Pertains to initial vasospasm.
‡Intra-arterial vasodilator infusion only as reference.
SAH, subarachnoid hemorrhage.