Use of imaging in stroke trials
| Trial Eligibility | Outcome Measure | Subgroup Analysis | |
|---|---|---|---|
| Infarct volume | 29 | 62 | 34 |
| Edema | 5 | NA | 0 |
| Diagnosis/territory of infarction | 9 | NA | 5 |
| Vessel status | 16 | 17 | 23 |
| Ischemic penumbra | 10 | 7 | 22 |
| Perfusion status only | 2 | 27 | 1 |
| Collaterals | 0 | 0 | 2 |
| Composite/other | 0 | 4 | 2 |
Note:—NA indicates not applicable.