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Table 2 Feature parameters in association with COVID19 status

From: Evaluation of textural-based radiomics features for differentiation of COVID-19 pneumonia from non-COVID pneumonia

Feature parameters Mean ± SD P value
COVID19 pneumonia Non-COVID19 pneumonia
GLCM
Cluster shade  − 84.837 ± 824.714  − 152.944 ± 217.402 0.545
Cluster tendency 92.763 ± 64.802 45.132 ± 36.703  < 0.001
Contrast 40.825 ± 22.964 29.391 ± 22.267 0.007
Correlation 0.365 ± 0.140 0.180 ± 0.154  < 0.001
Dissimilarity 4.732 ± 1.164 3.982 ± 1.407 0.006
Energy 0.006 ± 0.002 0.015 ± 0.018  < 0.001
Entropy 7.807 ± 0.564 6.922 ± 0.721  < 0.001
Homogeneity 0.299 ± 0.039 0.329 ± 0.057 0.009
GLRLM
Graylevelnonuniformity 0.060 ± 0.024 0.052 ± 0.024  < 0.001
Long run emphasis 1.404 ± 0.117 1.392 ± 0.128 0.956
Run-length nonuniformity 0.717 ± 0.051 0.728 ± 0.066 0.811
Short-run emphasis 0.916 ± 0.018 0.920 ± 0.022 0.811