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Table 7 Interobserver agreement for HCC features in positive and negative hepatic steatosis patients

From: Effect of hepatic fat fraction on major hepatocellular carcinoma features at magnetic resonance imaging

 

Non-fatty liver

Fatty liver

 

IOA percent (%)

Kappa

IOA percent (%)

Kappa

APHE (early)

100

1

100

1

APHE (late)

100

1

100

1

Non-peripheral “washout” (portal)

97.9

0.957

95.6

0.908

Non-peripheral “washout” (delayed)

97.9

0.957

95.6

0.910

Enhancing capsule

93.6

0.827

93.3

0.862

Size (50 mm)

100

1

100

1

Threshold growth

95.7

0.832

97.8

0.942

Corona enhancement

95.7

0.810

88.9

0.483

Subthreshold growth

100

1

100

1

Mild–moderate T2 hyperintensity

100

1

97.7

0.944

Restricted diffusion

95.7

0.873

93.3

1

Fat sparing in solid mass

 

100

1

Non-enhancing “capsule”-

 

97.8

0.920

Nodule-in-nodule architecture

100

1

100

1

Mosaic architecture

97.9

0.911

97.8

0.845

Fat in mass, more than adjacent liver

97.9

0.957

97.8

0.920

Blood products in mass

95.7

0.810

95.6

0.483