Table 4 The model was used to predict the radiological DWI scan quality using all ten quantitative metrics. Metrics that were found to be statistically significant predictors are indicated with an asterisk

SNR

*

 − 0.483

.032

0.62

0.40–0.96

Anterior thoracic signal loss

*

 − 0.716

.002

0.49

0.31–0.76

Susceptibility artefact—total no. slices

0.311

.490

1.36

0.56–3.31

Susceptibility artefact—total length

 − 0.616

.176

0.54

0.22–1.32

Eddy current distortion

0.357

.148

1.43

0.88–2.32

Fat suppression

 − 0.329

.132

0.72

0.47–1.10

Ghosting—brain

 − 0.469

.060

0.63

0.38–1.02

Ghosting—pelvis

 − 0.457

.087

0.63

0.38–1.07

Distortion—brain

*

 − 0.536

.019

0.59

0.37–0.92

Distortion—pelvis

 − 0.222

.341

0.80

0.51–1.26