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Table 3 Comparison of Image Qualities Between f-FOV and r-FOV Diffusion-Weighted Imaging

From: Gallbladder carcinoma: an initial clinical experience of reduced field-of-view diffusion-weighted MRI

Image parameter

f-FOV

r-FOV

P value

SNR

40.75 ± 10.30

22.34 ± 5.90

<0.001

CNR

5.24 ± 1.29

10.23 ± 2.92

<0.001

Sharpness

2.64 ± 0.59

3.43 ± 0.47

<0.001

Distortion

2.59 ± 0.54

3.35 ± 0.61

<0.001

Artifacts

2.75 ± 0.54

3.66 ± 0.46

<0.001

Lesion conspicuity

2.48 ± 0.62

3.39 ± 0.55

<0.001

Total subjective IQ

10.41 ± 1.11

13.84 ± 1.07

<0.001

  1. Data are means±standard deviations (averages between two readers)