Correlation values (Spearman rho) and significance of the correlation between each of the four parameteric variables and grade
| Spearman rho | Significance | |
|---|---|---|
| CBV | 0.719 | <.001 |
| Ktrans | 0.656 | <.001 |
| CBV (95%) | 0.718 | <.01 |
| Ktrans (95%) | 0.740 | <.001 |
Note.—CBV indicates cerebral blood volume; Ktrans, volume transfer coefficient.