Table 1.
Imaging protocol parameters for the patient population.
| Cohort A | Cohort B | Cohort C | ||
|---|---|---|---|---|
| Scanner Type | 3T Discovery MR750 (GE Healthcare, Chicago, Illinois, United States) |
3T Siemens Skyra (Siemens Healthineers, Erlangen, Germany) |
1.5T Magnetom Avanto (Siemens Healthineers, Erlangen, Germany) |
1.5.T Philips Achieva (Philips Medical Systems, Eindhoven, Netherlands) |
| Acquisition type | 2D Echo-Planar Imaging (EPI) with fat suppression (FS) | |||
| Magnetic field strength | 3T | 3T | 1.5T | 1.5T |
| Repetition time (ms) | 1800 | 1870 | 1850 | 1525 |
| Echo time (ms) | 40 | 30 | 30 | 40 |
| Echo train length | 1 | 63 | 1 | 47 |
| Flip angle (deg) | 60 | 90 | 90 | 75 |
| In-plane resolution (mm2) | 1.718 × 1.718 | 1.719 × 1.719 | 1.796 × 1.796 | 1.75 × 1.75 |
| Number of averages | 1 | 1 | 1 | 1 |
| Image slice thickness (mm) | 5 | 5 | 5 | 5 |
| Image slice spacing (mm) | 5 | 5 | 5 | 5 |
| Temporal resolution | 60 × 1.87 s | 60 × 2.07 s | 40 × 1.53 s | 60 × 1.8 s |
| Matrix size | 128 × 128 | 128 × 128 | 128 × 128 | 128 × 128 |