Table 3.

Risk Stratification Scores for Nonvariceal Upper Gastrointestinal Bleeding

Scoring system	Clinical parameters	Primary outcome
GBS	BUN, hemoglobin, SBP, heart rate, comorbidity	Need intervention
Rockall score	Age, SBP, heart rate, comorbidity, endoscopic findings, stigmata of recent hemorrhage	Mortality
AIMS65 score	Albumin, PT (INR), Mental status, SBP, age	Mean length of stay/mortality

GBS, Glasgow-Blatchford bleeding score; BUN, blood urea nitrogen; SBP, systolic blood pressure; PT, prothrombin time; INR, international normalized ratio.