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

Figure 1 Flow chart of patient inclusion and exclusion. PFCD: Perianal fistulising Crohn's disease.

Figure 2 Region of interest sketch diagram. A: The horizontal axis of fat suppression T2-weighted (FS-T2WI) image. The red part is the outlined region of interest. B: The horizontal axis of FS-T2WI image, on the same layer as figure panel A.

Figure 3 Receiver operating characteristic curve of the logistic regression model of textural feature parameters.