Table 4.

The ROC curve of IIM in the Validation set

Genes	Area	± SE	P value	95% CI		Youden index
				Up	Down	Sensitivity	Specificity
CDX2	0.551	± 0.070	0.494	0.407	0.694	92.9%	28.6%
MUC2	0.522	± 0.074	0.485	0.407	0.696	82.1%	34.3%
OLFM4	0.786	± 0.069	< 0.0001	0.651	0.922	71.4%	94.3%