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Internal Medicine · Haematology · Hospitalist Medicine

IMPROVE VTE Risk Score calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Result

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0

IMPROVE VTE 0-1 — lower risk

Band: IMPROVE VTE 0-1 — lower risk

Interpretation. IMPROVE VTE 0-1 — lower risk

Suggested management. Below common elevated-risk threshold.

IMPROVE VTE Risk Score: 0 — IMPROVE VTE 0-1 — lower risk. Interpretation: IMPROVE VTE 0-1 — lower risk What to do: Below common elevated-risk threshold. Inputs: Previous VTE (+3): false; Known thrombophilia (+2): false; Lower-limb paralysis (+2): false; Current cancer (+2): false; Immobilization >=7 days (+1): false; ICU/CCU stay (+1): false; Age >60 years (+1): false Source: Spyropoulos AC et al. Predictive and associative models to identify hospitalized medical patients at risk for VTE. Chest. DOI: 10.1378/chest.10-1944. PMID: 21436241. Scope: prior VTE +3, thrombophilia +2, lower-limb paralysis +2, current cancer +2, immobilization >=7d +1, ICU/CCU stay +1, age >60 +1; score >=2 often used for elevated risk. (2011)

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Clinical inputs

  • Previous VTE (+3)
  • Known thrombophilia (+2)
  • Lower-limb paralysis (+2)
  • Current cancer (+2)
  • Immobilization >=7 days (+1)
  • ICU/CCU stay (+1)
  • Age >60 years (+1)

Primary source

Spyropoulos AC et al. Predictive and associative models to identify hospitalized medical patients at risk for VTE. Chest. DOI: 10.1378/chest.10-1944. PMID: 21436241. Scope: prior VTE +3, thrombophilia +2, lower-limb paralysis +2, current cancer +2, immobilization >=7d +1, ICU/CCU stay +1, age >60 +1; score >=2 often used for elevated risk. (2011)

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