Table 3.

Ability to predict mucosal inflammation (MES 1 or 2 or 3) with optimal cutoff value by ROC curve

	CRP	SAA
Sensitivity (95% CI)	0.557 (0.461–0.649)	0.574 (0.478–0.666)
Specificity (95% CI)	0.702 (0.593–0.797)	0.893 (0.806–0.950)
PPV (95% CI)	0.719 (0.614–0.809)	0.880 (0.784–0.944)
NPV (95% CI)	0.536 (0.439–0.632)	0.605 (0.513–0.691)
Accuracy (95% CI)	0.618 (0.547–0.686)	0.709 (0.640–0.771)

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