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IMPROVE VTE risk score

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sadaf Sharfaei M.D.[2], Seyedmahdi Pahlavani, M.D. [3], Anmol Pitliya, M.B.B.S. M.D.[4]

Overview

Overview

The IMPROVE score for venous thromboembolism assesses the risk of VTE among hospitalized medical patients.

IMPROVE VTE Risk Score

IMPROVE VTE Risk Score

The IMPROVE risk score for venous thromboembolism assesses the risk of VTE among hospitalized medical patients.[1]

IMPROVE VTE Risk Score Calculator

IMPROVE VTE Risk Score Calculator

Shown below is the calculator for IMPROVE VTE risk score (check all the boxes that apply):

IMPROVE 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
IMPROVE Score:
Interpretation:
Interpretation

Interpretation

The interpretation of the score is as follows:

  • Score = 0: Predicted VTE risk through 3 months is 0.4%
  • Score = 1: Predicted VTE risk through 3 months is 0.6%
  • Score = 2: Predicted VTE risk through 3 months is 1%
  • Score = 3: Predicted VTE risk through 3 months is 1.7%
  • Score = 4: Predicted VTE risk through 3 months is 2.9%
  • Score ≥ 5: Predicted VTE risk through 3 months is 7.2%
See also

See also

References

References

  1. Spyropoulos AC, Anderson FA, Fitzgerald G, Decousus H, Pini M, Chong BH; et al. (2011). “Predictive and associative models to identify hospitalized medical patients at risk for VTE”. Chest. 140 (3): 706–14. doi:10.1378/chest.10-1944. PMID 21436241.

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