Validation and Performance of Five Upper Gastrointestinal Bleeding Prognostication Scores in a Single-Centre United Kingdom Cohort of over 1000 Patients
Objectives: Upper gastrointestinal bleeding (UGIB) is a common medical emergency associated with substantial morbidity and mortality. Several clinical risk scores are available, but their comparative performance across outcomes and patient subgroups remains uncertain. We compared five established UGIB risk scores for p...