Duodenal Chromogranin A Cell Density as a Biomarker for the Diagnosis of Irritable Bowel Syndrome

Figure 4

ROC analysis for CgA cell density as measured in ten randomly chosen microscopic fields in (a) IBS-total, (b) IBS-D, (c) IBS-M, and (d) IBS-C.

(a)

(b)

(c)

(d)