Table 4:
Paired t test of the pefusion-weighted imaging results from the arterial input function estimation methods in volunteers and patients
| Loc vs Rg | Loc Vs RgS | Loc vs Glb | Rg vs RgS | Rg vs Glb | RgS vs Glb | |
|---|---|---|---|---|---|---|
| Volunteers | ||||||
| CBV Th | .454 | .001 | .534 | .000 | .892 | .032 |
| CBV CO | .232 | .505 | .898 | .038 | .309 | .712 |
| CBF Th | .762 | .200 | .498 | .027 | .411 | .421 |
| CBF CO | .587 | .894 | .493 | .560 | .210 | .382 |
| Patients | ||||||
| CBV Th | .600 | .001 | .328 | .000 | .127 | .001 |
| CBV CO | .099 | .001 | .544 | .004 | .915 | .275 |
| CBF Th | .097 | .083 | .099 | .001 | .979 | .001 |
| CBF CO | .176 | .448 | .771 | .920 | .690 | .697 |
Note:—Significant statistical differences are in bold. Loc indicates local; Rg, regional; RgS, regional scaled; Glb, Global; CBV, cerebral blood volume; CBF, cerebral blood flow; Th, thalami; CO, centrum ovale.