TABLE 1.
Characteristics of the acquisition sequences
| DS | Scanner | Field | Voxel size | Field of view | Sequence | TE (ms) | TR (ms) | TI (ms) | FA | Ch. | Acquisition time (min) | Acceleration factor | SMS factor |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | General Electric Signa Architect | 3T | 0.5 mmisotropic | 328 X 512 X 340 | MP‐rage | 3.1 | 2,150 | 900 | 8° | 48 | 5.5 | 2 | 2 |
| 2 | Philips Achieva | 3T | 1 mm isotropic | 160 X 205 X 140 | MP‐rage | 4.6 | 9,360 | 900 | 15° | 8 | 4.7 | 2 | 1 |
| 3 | Siemens Magnetom | 3T | 1 mm isotropic | 192 X 174 X 192 | MP‐rage | 4.7 | 2040 | 900 | 8° | 32 | 5.56 | 1 | 1 |
Abbreviations: Ch., number of channels in the head coil; DS, dataset; FA, flip angle; SMS, simultaneous multislice imaging; TE, echo time; TR, repetition time.