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Insights into Imaging

Table 4 Friedman test with Dunn’s multiple comparison test

From: Comparison of image quality between filtered back-projection and the adaptive statistical and novel model-based iterative reconstruction techniques in abdominal CT for renal calculi

Friedman test

P value

<0.0001

Friedman statistic

36.21

Dunn’s multiple comparison test

Difference in rank sum

Significant? P < 0.05?

ASIR vs. FBP

−9.5

No

ASIR vs. MBIR

24.5

Yes

FBP vs. MBIR

34

Yes

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