TABLE 2.
MRI Characteristics
| Characteristic | Cohort 1 (N = 398) | Cohort 2 (N = 302) |
|---|---|---|
| Field strength (T) | 1.5 | 1.5 |
| Vendor | Siemens | General Electric Medical Systems |
| Sequence | Spoiled gradient echo | Spoiled gradient echo |
| Repetition time (msec) | 8.0 | 6.0 |
| Echo time (msec) | 4.0 | 4.2 |
| Flip angle (°) | 20 | 10 |
| Contrast agent | Prohance (Bracco‐Byk Gulden) | Magnevist (Bayer Health Care Pharmaceuticals) |
| Injected dose (mmol/kg) | 0.1 | 0.1 |
| Duration of dynamic contrast‐enhanced series (s) | 360 | 360 |
| Voxel size (mm3) | 1.35 × 1.35 × 1.35 | 0.7 × 0.7 × 3.0 |
| Matrix size | 256 × 256 × 100 | 256 × 256 × 100 |
| Fat suppression | No | Yes |