Wells' Criteria Score for Predicting Pulmonary Embolism Risk for Use Inside Your EMR.
Use this Wells Score dot phrase template to classify patients suspected of having pulmonary embolism into risk groups by quantifying the pre-test probability. Add the patient's score and results as notes in your EMR with just a few clicks.
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This snippet, or dot phrase template, can be used for completing a Wells' Criteria Assessment for Pulmonary Embolism in the EMR of your choosing. Complete the standard questions and immediately get a score with a risk assessment.
This snippet uses the Three-Tier Model for its results, but also references the Two-Tier Model in those results.
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Wells' Criteria for PE
- Clinical signs and symptoms of DVT? {formmenu: No; Yes; name=dvt}
- PE is #1 diagnosis OR equally likely? {formmenu: No; Yes; name=pediag}
- Heart rate >100? {formmenu: No; Yes; name=heart}
- Immobilization at least 3 days OR surgery in the previous 4 weeks? {formmenu: No; Yes; name=immobile}
- Previous, objectively diagnosed PE or DVT? {formmenu: No; Yes; name=previous}
- Hemoptysis? {formmenu: No; Yes; name=hemoptysis}
- Malignancy w/ treatment within 6 months or palliative? {formmenu: No; Yes; name=malignancy}
Results {=finalscore} points
{if: finalscore<2}Low risk group: 1.3% chance of PE in an ED population.
Another study assigned scores ≤ 4 as “PE Unlikely” and had a 3% incidence of PE.{elseif: finalscore<6.1}Moderate risk group: 16.2% chance of PE in an ED population.
Another study assigned scores > 4 as “PE Likely” and had a 28% incidence of PE.{elseif: finalscore>6.1}High risk group: 40.6% chance of PE in an ED population.
Another study assigned scores > 4 as “PE Likely” and had a 28% incidence of PE.{endif}{note: preview=no} Calculating the score {dvtscore=3 if dvt else 0}{pescore=3 if pediag else 0}{hrscore=1.5 if heart else 0}{imscore=1.5 if immobile else 0}{prevscore=1.5 if previous else 0}{hemoscore=1 if hemoptysis else 0}{malignscore=1 if malignancy else 0}{finalscore=dvtscore+pescore+hrscore+imscore+prevscore+hemoscore+malignscore}{endnote}
Results {=finalscore} points
{if: finalscore<2}Low risk group: 1.3% chance of PE in an ED population.
Another study assigned scores ≤ 4 as “PE Unlikely” and had a 3% incidence of PE.{elseif: finalscore<6.1}Moderate risk group: 16.2% chance of PE in an ED population.
Another study assigned scores > 4 as “PE Likely” and had a 28% incidence of PE.{elseif: finalscore>6.1}High risk group: 40.6% chance of PE in an ED population.
Another study assigned scores > 4 as “PE Likely” and had a 28% incidence of PE.{endif}{note: preview=no} Calculating the score {dvtscore=3 if dvt else 0}{pescore=3 if pediag else 0}{hrscore=1.5 if heart else 0}{imscore=1.5 if immobile else 0}{prevscore=1.5 if previous else 0}{hemoscore=1 if hemoptysis else 0}{malignscore=1 if malignancy else 0}{finalscore=dvtscore+pescore+hrscore+imscore+prevscore+hemoscore+malignscore}{endnote}
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Note: This snippet is based on a version found here, on mdcalc.com. We recommend validating the outcomes of this snippet against standards to ensure that the result is accurate to those standards.
