Predictive Ki-67 Proliferation Index of Cervical Squamous Cell Carcinoma Based on IVIM-DWI Combined with Texture Features

Table 4

Statistical results of the ICC analysis of texture features with statistically significant differences between the high and low Ki-67 PI groups in CSCC.

Texture features	ICC	95% CI
Wavelet_HHL_GLRLM_LRHGLE	0.829	0.578–0.937
Wavelet_HLH_GLCM_DE	0.968	0.910–0.989
Wavelet_LHH_GLSZM_LGLZE	0.820	0.567–0.933
lbp_3D_k_firstorder_IR	0.894	0.723–0.962
Wavelet_HLH_GLCM_IMC1	0.849	0.624–0.944
Wavelet_HHH_GLRLM_LRHGLE	0.827	0.570–0.936
lbp_3D_k_first order_skewness	0.767	0.448–0.912
Wavelet_LHL_GLCM_IDN	0.781	0.488–0.917

ICC, intraclass correlation coefficient; CI, confidence interval; GLCM, gray-level co-occurrence matrix; GLRLM, gray-level run length matrix; GLSZM, gray-level size zone matrix; IMC, informational measure of correlation; LRHGLE, long run high gray-level emphasis; DE, difference entropy; LGLZE, low gray-level zone emphasis; IR, interquartile range; IDN, inverse difference normalized.