Mean CBV values in each modality
| Modality | Normal Hemisphere | Stroke Hemisphere | P valuea |
|---|---|---|---|
| PCT | 2.38 ± 0.54 (n = 14) | 1.01 ± 0.85 (n = 10) | <0.001 |
| C-arm IV | 2.33 ± 0.67 (n = 8) | 1.00 ± 0.76 (n = 10) | <0.001 |
| C-arm AA | 2.47 ± 0.76 (n = 4) | 1.02 ± 0.93 (n = 8) | <0.001 |
| C-arm CCA | 2.40 ± 0.73 (n = 7) | – | – |
| C-arm VA | 2.23 ± 1.21 (n = 10) | – | – |
↵a General estimating equation model. The numbers in the parentheses represent hemispheres studied.