IMPROVEDD VTE risk score

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Overview

The IMPROVEDD risk score, which adds D-dimer to the conventional IMPROVE score, improves the prediction of venous thromboembolism events in acutely ill patients within 42 days of hospitalization compared to the IMPROVE score.[1]

IMPROVEDD risk score calculator

Please check the boxes that apply to you to get your individualized IMPROVEDD Risk score for VTE at 42 days after hospitalization:

IMPROVEDD VTE Risk Score Calculator
Variable Score
Prior episode of VTE 3
Thrombophilia 2
Paralysis of the lower extremity during the hospitalization 2
Current malignancy 2
Immobilization for at least 7 days 1
ICU or CCU admission 1
Age more than 60 years 1
D-dimer ≥2× upper limit of normal (or ≥1.0 μg/mL) 2
IMPROVEDD Score:
Predicted Risk of Symptomatic VTE:

Reference

  1. Gibson, CM (2017). "The IMPROVEDD VTE Risk Score: Incorporation of D-Dimer into the IMPROVE Score to Improve Venous Thromboembolism Risk Stratification". Thrombosis Haemostasis. 1 (1): 56–65. doi:10.1055/s-0037-1603929.