Multivariate analysis summary
| Variable | Odds Ratio | 95% CI | P Value |
|---|---|---|---|
| Presence of an acute infarct on preop MRI | 6.9 | 1.3–36.1 | .02 |
| Anterior location of preop infarct | 1.1 | 0.7–1.8 | .632 |
| Impaired CVR (CBF augmentation <10%) | 2.0 | 1.4–3.0 | <.001 |
Note:—preop indicates preoperative.