Table 3 Comparison of key data acquisition parameters between the noxious stimulation paradigm (local) dataset and dHCP dataset for resting-state fMRI and dMRI data.
Parameter | Local dataset | dHCP dataset | |
|---|---|---|---|
Scanner | Model | Siemens Prisma | Philips Achieva |
Field strength | 3 T | 3 T | |
Head coil | Channel density | 32-channel | 32-channel |
Size | adult | neonatal | |
Resting-state | Echo time, TE (ms) | 50 | 38 |
Repetition time, TR (ms) | 1300 | 392 | |
Multiband acceleration factor, MB | 4 | 9 | |
Voxel size, isotropic (mm) | 2 | 2.15 | |
Number of volumes | 500 | 2300 | |
Diffusion | Echo time, TE (ms) | 73 | 90 |
Repetition time, TR (ms) | 2900 | 3800 | |
Multiband acceleration factor | 3 | 4 | |
Voxel size, isotropic (mm) | 1.75 | 1.5 | |
Number of volumes | 163 | 300 | |
b-values (s/mm2) | 0, 500, 1000, 2000 | 0, 400, 1000, 2600 | |
Number of volumes/directions | 20, 23, 50, 70 | 20, 64, 88, 128 | |
Gradient duration, δ (ms) | 12.5 | 14 | |
Gradient separation, Δ (ms) | 35.5 | 42.5 |
