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Table 4 Discriminative ability of the evaluated scoring systems

From: Validation of a new risk score system for non-variceal upper gastrointestinal bleeding

Outcome by scoring systemAUROC (95% CI)
Length of hospital stay
 AIMS650.691 (0.660 to 0.721)
 PNED0.797 (0.769 to 0.823)
 Pre-RS0.697 (0.666 to 0.727)
 GBS0.641 (0.608 to 0.672)
 INBS0.710 (0.679 to 0.739)
Re-bleeding rate
 AIMS650.626 (0.593 to 0.657)
 PNED0.854 (0.829 to 0.876)
 Pre-RS0.643 (0.610 to 0.674)
 GBS0.621 (0.589 to 0.653)
 INBS0.636 (0.603 to 0.667)
Endoscopic hemostasis failure
 AIMS650.676 (0.645 to 0.707)
 PNED0.984 (0.973 to 0.991)
 Pre-RS0.686 (0.654 to 0.716)
 GBS0.688 (0.656 to 0.718)
 INBS0.710 (0.679 to 0.739)
  1. INBS International bleeding risk score, Pre-RS Pre-endoscopic Rockall Score, GBS Glasgow Blatchford score, PNED Progetto Nazionale Emorragia Digestiva, AUROC Area under the receiver-operating characteristic curve, CI Confidence interval