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Table 2 Comparison of ICC values of 11 commonly reported texture parameters derived with 3 contending segmentation algorithms

From: The effects of segmentation algorithms on the measurement of 18F-FDG PET texture parameters in non-small cell lung cancer

Texture parameter

ICC FH (95% CI)

ICC FLAB (95% CI)

ICC 40P (95% CI)

TLG*

0.948(0.919–0.967)

0.939(0.906–0.962)

0.968(0.95–0.98)

SUVmean

0.9 (0.84–0.93)

0.91 (0.86–0.94)

0.94 (0.91–0.96)

SUVmax

0.951 (0.925–0.97)

0.927 (0.887–0.954)

0.943 (0.911–0.964)

SUV Standard deviation

0.911 (0.865–0.945)

0.907 (0.859–0.942)

0.937 (0.903–0.961)

First-order entropy

0.745 (0.634–0.834)

0.775 (0.673–0.854)

0.87 (0.805–0.918)

GLCM entropy

0.767 (0.663–0.849)

0.779 (0.679–0.857)

0.868 (0.801–0.916)

GLCM homogeneity

0.782 (0.682–0.859)

0.833 (0.752–0.893)

0.912 (0.866–0.945)

GLCM dissimilarity

0.753 (0.644–0.839)

0.82 (0.734–0.885)

0.898 (0.845–0.936)

GLSZM intensity variability*

0.917 (0.874–0.949)

0.908 (0.86–0.943)

0.931 (0.894–0.957)

NGTDM coarseness

0.613 (0.469–0.738)

0.657 (0.522–0.77)

0.876 (0.814–0.922)

NGTDM contrast*

0.704 (0.581–0.805)

0.72 (0.601–0.816)

0.852 (0.779–0.906)

  1. Note that ICC of MATV was not calculated as it was substituted for by JSI
  2. *Variable was log-transformed