Diagnostic performance of texture analysis in the differential diagnosis of perianal fistulising Crohn’s disease and glandular anal fistula

Table 3 Receiver operating characteristic curve analysis results of logistic regression model of textural feature parameters

AUC	Asymptotic significance level	95%CI	Z statistics	Youden index	Sensitivity	Specificity	+LR	-LR
0.917	< 0.0001	0.826-0.969	12.645	0.7178	85.42	86.36	6.26	0.17

AUC: Area under the receiver operating characteristic curve; +LR: Positive likelihood ratio; -LR: Negative likelihood ratio.