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Table 3 Predictive and discriminative abilities for identification of patients at high-risk of mortality in 30 days

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

SystemCut-offHigh-risk
n(%)
Sensitivity
(%)
Specificity
(%)
AUROC (95% CI)Mortality
n(%)
PPV
(%)
NPV
(%)
AIMS65> 1304 (33.6)81.8268.870.832 (0.806 to 0.856)36 (11)11.898.7
PNED> 4208 (23)84.0980.140.865 (0.841 to 0.886)37 (17)17.899
Pre-RS> 4165 (18.2)59.0983.860.802 (0.774 to 0.827)26 (15)15.897.6
GBS> 12219 (24)63.6477.820.765 (0.736 to 0.793)28 (12)12.897.7
INBS> 7131 (14.5)97.7389.790.958 (0.943 to 0.970)43 (32)32.899.9
  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