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Table 1: 
Imaging parameters of DW ZOOM-EPI
DW ZOOM-EPI on 1.5T MRIDW ZOOM-EPI on 3T MRI
Sequence typesshot SE-EPIsshot SE-EPI
Slice orientationTransversalTransversal
FOV (RL ×AP)97 × 92 mm2180 × 64 mm2
Acquisition voxel size (RL × AP × FH)1.2 × 1.2 × 3.0 mm31.0 × 1.15 × 3.0 mm3
No. of slices1925
TR3545 ms2899 ms
TE85 ms64 ms
Flip angle90°90°
Half scan factor0.60.6
Bandwidth11.5 Hz/pixel12.9 Hz/pixel
EPI factor7581
No. of signal averages52
Acquisition duration (minutes:seconds)05:3903:04
Fat suppressionSPAIRSPIR
b-values0, 1000 s/mm20, 1000 s/mm2
  • Note:—SPIR indicates spectral presaturation with inversion recovery; SPAIR, spectral attenuated inversion recovery; RL, right left; AP, anterior posterior; FH, feet head.