ATRIA score for predicting bleeding associated with warfarin

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Saeedeh Kowsarnia M.D.[2]

ATRIA score

Anemia
Severe renal dysfunction
Age ≥ 75
Prior episodes of hemorrhage
Diagnosed hypertension

Score:

Low-risk = (0 to 3 points) patients have hemorrhage rates of 1% per year

Intermediate risk = patients have hemorrhage rates of less than 5% per year

High-risk = (5 to 10 points) patients have hemorrhage rates of more than 5% per year