Surgery

Caprini VTE Risk Score Calculator

Venous thromboembolism risk assessment for surgical patients

Clinical use

Use this calculator for venous thromboembolism risk assessment for surgical patients in thesurgery workflow. It is decision support and should be interpreted with the patient context, local protocols, and clinician judgment.

Interpretation

Score 0-1: very low VTE risk. 2: low. 3-4: moderate. ≥5: high — pharmacological prophylaxis recommended. Duration: continue 10-14 days post-discharge for high-risk surgery.

Required inputs

Age
Surgery Type
Surgery Duration
Bmi
Immobility
Varicose Veins
Pregnancy Postpartum
Oral Contraceptives
Sepsis Last Month
Pneumonia Last Month
Prior DVT PE
Family History Vte
Factor VLeiden
Prothrombin 20210 A
Lupus Anticoagulant
Cancer
Central Venous Access
CHF
Stroke
Heparin Induced Thrombocytopenia

Evidence and limitations

This page cites 1 published reference. Confirm units and inclusion criteria before applying the output; calculators do not replace assessment, escalation, or local policy.

References

Caprini JA et al. Clin Appl Thromb Hemost 2001;7:311-321

Frequently asked questions

What is the Caprini VTE Risk Score?

Caprini VTE Risk Score is a clinical calculator used for Venous thromboembolism risk assessment for surgical patients.

How do I interpret the Caprini VTE Risk Score?

Score 0-1: very low VTE risk. 2: low. 3-4: moderate. ≥5: high — pharmacological prophylaxis recommended. Duration: continue 10-14 days post-discharge for high-risk surgery.

What inputs are required for the Caprini VTE Risk Score?

Required inputs include Age, Surgery Type, Surgery Duration, Bmi, Immobility, Varicose Veins, Pregnancy Postpartum, Oral Contraceptives, Sepsis Last Month, Pneumonia Last Month, Prior DVT PE, Family History Vte, Factor VLeiden, Prothrombin 20210 A, Lupus Anticoagulant, Cancer, Central Venous Access, CHF, Stroke, Heparin Induced Thrombocytopenia.