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Table 2 Mean values of all tested features for benign and metastatic lung nodules

From: Texture analysis of iodine maps and conventional images for k-nearest neighbor classification of benign and metastatic lung nodules

 

Benign lung nodules

Lung metastases

p-value

AttenuationCI

−170.49

−80.12

p≤0.05

Attenuation SDCI

173.54

191.96

p≤0.05

EntropyCI

6.70

8.01

p≤0.0001

KurtosisCI

3.90

4.26

p≤0.0001

MPPCI

94.61

98.09

p=0.18

SkewnessCI

−0.21

−0.80

p≤0.0001

UniformityCI

0.01

0.01

p≤0.0001

UPPCI

0.00

0.00

p=0.63

Iodine concentration

1.44

1.58

P≤0.05

Iodine concentration SD

0.47

0.49

P=0.24

EntropyIM

4.90

5.21

p≤0.0001

KurtosisIM

3.67

4.34

p≤0.0001

MPPIM

1.45

1.60

p≤0.05

SkewnessIM

0.42

0.31

p=0.06

UniformityIM

0.05

0.04

p≤0.0001

UPPIM

0.04

0.04

p≤0.0001