Table 1.
Acquisition parameters
| T1w | DTI | fMRI | |
|---|---|---|---|
| FOV (mm) | 240 | 240 | 240 |
| TE (ms) | 3.06 | 84.5* | 30 |
| TR (ms) | 7904 | 7930 | 3000 |
| ASSET factor | 2 | 2 | 2 |
| Flip angle | 12° | 90° | 90° |
| Acquisition matrix | 240 × 240 | 128 × 128 | 96 × 96 |
| Slice thickness (mm) | 1 | 2.5 | 3 |
| Volumes (slices per volume) | 1 (176) | 28 (59) | 200 (44) |
| Duration (min) | 4.41 | 3.50 | 10.00 |
| Diffusion-weighted directions | n/a | 25 | n/a |
| Non-diffusion weighted images | n/a | 3 | n/a |
| Maximum b value (s/ mm2) | n/a | 1000 | n/a |
| TI (ms) | 450 | n/a | n/a |
T1w, T1-weighted; DTI, diffusion tensor imaging; fMRI, functional magnetic resonance imaging; FOV, field of view; TE, echo time; TR, repetition time; ASSET, array spatial sensitivity encoding technique; TI, inversion time
*TE for DTI was set to minimum. This number represents the average TE. The range of TE was 81.9–90.8 ms