Table 2.

Statistical results of TA between the EMVI positive group and the EMVI negative group of rectal adenocarcinoma.

	n	Histogram Energy	Mean Deviation	uniformity	Correlation_AllDirection_offset4_SD	GLCMEntropy_AllDirection_offset4_SD	GLCMEntropy_AllDirection_offset7_SD
positive	39	0.0114193(0.00283)	-0.00000000163(0.000000369)	0.838177(0.0444)	0.0000000136(0.000000022)	0.0066762(0.01291)	0.030205(0.06736)
negative	57	0.0105037(0.00221722)	0.000000094(0.0000004)	0.819747(0.0365765)	0.00000001(0)	0.00427244(0.0072046)	0.0175849(0.0281982)
Z		-2.719	-2.081	-2.533	-2.779	-2.719	-3.174
P		0.007	0.037	0.011	0.005	0.007	0.002

All texture parameters in the two groups did not conform to normal distribution, and non-parametric test (Mann-Whitney U rank-sum test) was used for analysis. Median(quartile) was expressed, P <0.05 was statistically significant, and Z was the statistic obtained by non-parametric rank-sum test.