Table 2.

ROC analysis of texture features with statistically significant differences between primary G2 and G3 pancreatic adenocarcinomas after Bonferroni–Holm correction

Texture feature	Feature class	LoG filter (mm)	AUC	SD	CI 95%	p value
Low gray-level zone emphasis	GLSZM	0	0.866	0.04	0.781–0.952	< 0.001
Cluster shade	GLCM	0	0.840	0.05	0.734–0.945	< 0.001
High gray-level zone emphasis	GLSZM	0	0.766	0.06	0.651–0.880	< 0.001

LoG Laplace of Gaussian filter, AUC area under the curve, SD standard deviation, CI confidential interval 95%, GLSZM Gray-level size zone matrix features, GLCM Gray-level co-occurrence matrix features