Relationship of contrast extravasation and intracranial hemorrhage
| CEx | Non-CEx | p Value | |
| ICH | 100% (5/5) | 46% (33/72) | 0.02 |
| PH (any) | 80% (4/5) | 17% (12/72) | 0.006 |
| PH2 | 80% (4/5) | 6% (4/72) | <0.0001 |
20% (1/5) developed hemorrhagic infarct type 2.
CEx, contrast extravasation; ICH, intracranial hemorrhage; PH, parenchymal hematoma.