Wells Criteria (PE)
Info
Clinical symptoms of DVT No Yes
Other diagnosis less likely than PE No Yes
Heart rate greater than 100 beats per minute No Yes
Immobilization or surgery within past 4 weeks No Yes
Previous DVT or PE No Yes
Hemoptysis No Yes
Malignancy No Yes
R e s u l t s
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Total points
 
Risk score interpretation (probability of PE)
 
Show Results
Info
Wells Criteria (PE)
Clinical feature Points
Clinical symptoms of DVT 3
Other diagnosis less likely than PE 3
Heart rate greater than 100 beats per minute 1.5
Immobilization or surgery within past 4 weeks 1.5
Previous DVT or PE 1.5
Hemoptysis 1
Malignancy 1
Total points:

Where,

  • PE = pulmonary embolism;
  • DVT = deep venous thrombosis.

Risk score interpretation (probability of PE):

  • <2 points: low risk (3.4%)
  • 2 to 6 points: moderate risk (27.8%);
  • >6 points: high risk (78.4%);

Reference:

Wells PS, Anderson DR, Rodger M, Ginsberg JS, Kearon C, Gent M, et al. Derivation of a simple clinical model to categorize patients' probability of pulmonary embolism: increasing the model utility with the SimpliRED D-dimer. Thromb Haemost 2000;83:418.