Table 6 The structural and functional MR parameters of the original MR sequence including the ranges of the parameters after the adaption to each scanner
Parameter | T1 (range) | fMRI—Resting state (range) | fMRI—DRD (range) | fMRI—Face matching (range) | fMRI—ToM (range) |
|---|---|---|---|---|---|
Repetition time (TR) | 1900 ms (shortest—1900 ms) | 2000 ms | 1900 ms | 2000 ms | 2000 ms |
Echo time (TE) | 2.26 ms (shortest—2.26 ms) | 30 ms | 30 ms | 30 ms | 30 ms |
Field of View (FoV) mm2 | 256 × 256 | 210 × 210 | 192 × 192 | 210 × 210 | 192 × 192 |
Matrix size | 256 × 256 | 64 × 64 | 64 × 64 | 64 × 64 | 64 × 64 |
Slice thickness | 1.0 | 3.0 mm | 3.0 mm | 3.8 | 4.0 mm |
Distance factor | 50% (0–50%) | 20% | 20% | 10% | 25% |
Flip angle | 9° (8–9°) | 70° | 70° | 90° | 80° |
Phase encoding direction | Anterior >> Posterior (Right > > Left) | Anterior > > Posterior | Anterior > > Posterior | Anterior > > Posterior | Anterior > > Posterior |
Bandwidth | 200 Hz/Px (191–200 Hz/Px) | 2894 Hz/Px (2298–3987 Hz/Px) | 2894 Hz/Px (2232–3653 Hz/Px) | 2232 Hz/Px (2232–3987 Hz/Px) | 2112 Hz/Px (2112–3653 Hz/Px) |
Acquisition order | Ascending (Cartesian) | Interleaved—Ascending (Interleaved) | Interleaved—Ascending (Interleaved) | Interleaved—Ascending (Interleaved) | Interleaved—Descending (Interleaved) |
Number of slices | 176 (176–220) | 34 (32–34) | 31 (30–31) | 33 (32–33) | 32 |
Measurements | 250 | 185 | 187 | 239 | |
Effective voxel size (mm3) | 1.0 × 1.0 × 1.0 | 3.3 × 3.3 × 3.0 | 3.0 × 3.0 × 3.0 | 3.3 × 3.3 × 3.8 | 3.0 × 3.0 × 4.0 |
Acquisition time (TA) | 4:26 min (3:11–4:28 min) | 8:24 min (8:24–8:37 min) | 5:55 min (5:55–6:00 min) | 6:20 min (6:18–6:24 min) | 8:02 min (8:02–8:08 min) |