Table 2.

Ability to predict mucosal inflammation (MES 2 or 3) with optimal cutoff value by ROC curve

	CRP	SAA
Sensitivity (95% CI)	0.620 (0.504–0.727)	0.722 (0.609–0.817)
Specificity (95% CI)	0.758 (0.672–0.832)	0.850 (0.773–0.909)
PPV (95% CI)	0.628 (0.511–0.735)	0.760 (0.647–0.851)
NPV (95% CI)	0.752 (0.665–0.826)	0.823 (0.744–0.885)
Accuracy (95% CI)	0.704 (0.635–0.766)	0.799 (0.737–0.852)

CI Confidence interval, CRP C-reactive protein, MES Mayo Endoscopic Score, NPV Negative predictive interval, PPV Positive predictive value, SAA Serum amyloid A