Wells Score for DVT Calculator
Calculate pretest probability of deep vein thrombosis (DVT) using the Wells criteria to guide diagnostic decisions in line with UK clinical pathways.
Important Disclaimer: This calculator is for informational purposes only and should be used under the guidance of a healthcare professional. Clinical assessment and appropriate diagnostic testing should be performed by qualified healthcare providers.
DVT Wells Score
About DVT Wells Score
The DVT Wells score is a clinical prediction rule used to estimate the pre-test probability of deep vein thrombosis (DVT) before more definitive testing. It helps to determine the need for further diagnostic tests.
Interpretation
The DVT Wells score helps stratify patients into risk categories to guide diagnostic testing:
- Score ≤ 1: Low probability (≈3% risk of DVT)
- Score 2: Moderate probability (≈17% risk of DVT)
- Score ≥ 3: High probability (≈75% risk of DVT)
Note: This calculator is intended for healthcare professionals. Clinical judgment should always be used alongside these scores. Follow your local protocols and guidelines for definitive management decisions.