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. 2023 Feb 9;14:32. doi: 10.1186/s13244-023-01374-0

Table 1.

DTI acquisition parameters

GE Philips Siemens
DTI parameters (Thigh)
 Coil 16 channels 32 channels 18 channels
 Directions 12 15 12
 b-value (s/mm2) 400 400 400
 TR (ms) 7350 7500 7500
 TE (ms) Minimum 72 83.0
 Matrix 128 × 128 128 × 128 128 × 128
 Parallel factor 2 (asset) 2 (sense) 2 (grappa)
 Voxel size (mm) 3.1 × 3.1 × 4.0 3.03 × 2.97 × 4.0 3.1 × 3.1 × 4.0
 Acquisition time (minutes:seconds) 3.18 4.07 3.32
DTI parameters (leg)
 Coil 16 channels 32 channels 18 channels
 Directions 12 12 12
 b-value (s/mm2) 400 400 400
 TR (ms) 7950 7500 7500
 TE (ms) Minimum 66 83
 Matrix 128 × 128 128 × 128 128 × 128
 Parallel factor 2 (asset) 2 (sense) 2 (grappa)
 Voxel size (mm) 2.3 × 2.3 × 4.0 2.3 × 2.3 × 4.0 2.3 × 2.3 × 4.0
 Acquisition time (minutes:seconds) 3.35 4.07 3.32
DTI parameters (arm)
 Coil 16 channels 8 channels 18 channels
 Directions 12 12 12
 b-value (s/mm2) 400.0 400 400
 TR (ms) 8600 7837 7900
 TE (ms) Minimum 79 83
 Matrix 122 × 122 122 × 122 122 × 122
 Parallel factor 2 (asset) 2 (sense) 2 (grappa)
 Voxel size (mm) 1.6 × 1.6 × 4.0 1.6 × 1.6 × 4.0 1.6 × 1.6 × 4.0
 Acquisition time (minutes: seconds) 3.52 4.18 3.43