Quantitative comparisons of perfusion parameters between PCNSLs and glioblastomasa
| Parameter | PCNSL | Glioblastoma | P Value | 95% CI |
|---|---|---|---|---|
| CBV ratio | 1.16 ± 0.66 | 5.01 ± 2.01 | <.001 | −4.82 to −2.84 |
| Corrected CBV ratio | 2.28 ± 0.60 | 5.47 ± 2.05 | <.001 | −4.19 to −2.18 |
| K2 | 1.88 ± 1.11 | 0.79 ± 0.68 | .001 | 0.47–1.71 |
Note:—CI indicates confidence interval.
↵a Data are means.