sTBF measurements of 24 gliomas for 2 observers
| Observer 1 | Observer 2 | |
|---|---|---|
| DSC | ||
| Maximum | 4.129 ± 2.839 | 3.897 ± 1.943 |
| Average | 3.872 ± 2.727 | 3.240 ± 1.814 |
| ASL | ||
| Maximum | ||
| First | 3.840 ± 2.335 | 3.599 ± 1.572 |
| Second | 3.712 ± 2.068 | 3.461 ± 1.549 |
| Average | ||
| First | 3.101 ± 1.828 | 2.805 ± 1.270a |
| Second | 3.095 ± 1.855 | 2.717 ± 1.301a |
↵a P < .05 compared with mean-maximum or average sTBF, in which 2 observers' measurements on DSC images were averaged by using a paired t test.