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Table 1 MRI scanning parameters in two centers

From: A novel radiomics based on multi-parametric magnetic resonance imaging for predicting Ki-67 expression in rectal cancer: a multicenter study

Sequence

Parameters

SIEMENS 3.0T Verio

Siemens 1.5T Avanto

T2WI

TR/TE,ms

3900/80

5690/84

FOV,mm

250 × 380

226 × 250

Thickness,mm

3

5

Matrix

256 × 256

512 × 640

DWI

b value

0, 800, 1500

50, 400, 800

TR/TE,ms

9700/93

4912/95

FOV,mm

250 × 250

250 × 250

Thickness,mm

3

5

Matrix

96 × 160

144 × 192

CE-T1

TR/TE,ms

5.1/1.7

677/12

FOV,mm

260 × 250

230 × 250

Thickness,mm

3

5

Matrix

138 × 192

189 × 256