Table 2.
The significant features and coefficients in the four models.
| Model 4 | Model 1 | Model 2 | Model 3 | |
|---|---|---|---|---|
| Intercept | −3.90 | −4.12 | 5.45 | −1.45 |
| SD | 14.62 | 9.76 | ||
| Contour | 1.89 | 2.43 | 1.39 | 1.16 |
| wavelet-HLL_gldm_Large Dependence Emphasis_CTV | 7.26 | |||
| square_gldm_Dependence Non Uniformity Normalized_CTV | −5.63 | |||
| wavelet-LLL_gldm_Dependence Non Uniformity Normalized_CTU | −6.88 | |||
| wavelet-LLL_gldm_Large Dependence Emphasis_CTU | 7.42 | |||
| LD | 16.22 | |||
| wavelet-HLH_glrlm_Long Run Emphasis_CTA | 5.22 | |||
| wavelet-LHH_glrlm_Run Variance_CTA | −5.59 | |||
| wavelet-LLH_glcm_Idmn_CTA | −5.51 | |||
| wavelet-LLH_gldm_Small Dependence Low Gray Level Emphasis_CTA | −8.59 | |||
| wavelet-HHH_glszm_Small Area Emphasis_CTV | 2.19 | |||
| wavelet-LLL_glcm_Idn_CTV | −5.50 | |||
| wavelet-LLL_gldm_Large Dependence Emphasis_CTV | −1.05 | |||
| wavelet-LLL_glrlm_Run Percentage_CTV | −6.29 | |||
| wavelet-LL_glszm_ZoneEntropy_CTV | 2.64 | |||
| square_gldm_Dependence Non Uniformity Normalized_CTV | 0.94 | |||
| Square root_glcm_Idn_CTV | 4.37 |
SD, short diameter; GLDM, gray-level dependence matrix; LD, long diameter; GLRLM, gray-level run length matrix; GLCM, gray-level co-occurrence matrix; GLSZM, gray-level size zone matrix; Model 4, Clinic + CTU + CTA + CTV; Model 1, Clinic + CTU; Model 2, Clinic + CTA; Model 3, Clinic + CTV; CTU, CT value of unenhanced; CTA, CT value of arterial phase; CTV, CT value of venous phase.