Table 1 The scanners specifications and imaging parameters for the 1.5 T group
From: Assessment of the impact of the scanner-related factors on brain morphometry analysis with Brainvisa
Centre | A | B | C |
|---|---|---|---|
MR scanner | GE Signa NVi/CVi 1.5 T | GE Signa LX 1.5 T | GE Signa 1.5 T |
Head coil | 8-channel | 8-channel | 8-channel |
Acceleration factor | No | No | No |
TR (ms) | 5.9 | 8.9 | 5.9 |
TE (ms) | 1.9 | 3.3 | 1.4 |
TI (ms) | 600 | 600 | 600 |
Flip angle (°) | 15 | 15 | 15 |
Image size (voxels) | 256 × 256 × 124 | 256 × 256 × 124 | 256 × 256 × 125 |
Voxel size (mm3) | 0.86 × 0.86 × 1.7 | 0.86 × 0.86 × 1.7 | 0.86 × 0.86 × 1.8 |