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Background
Upper gastrointestinal (GI) bleeding is a common medical emergency. This study aimed to develop models to predict critically ill patients with upper GI bleeding in‐hospital and 30‐day survival, identify the correlation factor and infer the causality.
Methods
A total of 2898 patients with upper GI bleeding were included from the Medical Information Mart for Intensive Care‐IV and eICU‐Collaborative...