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. 2021 Sep 9;10(5):194–203. doi: 10.5492/wjccm.v10.i5.194

Table 1.

Wells’ score

Features
Score, points
Active cancer (in treatment or treated in the last 6 mo or under palliative care) 1
Paralysis, paresis, or recent plaster immobilization of the lower extremity 1
Bedridden recently > 3 d or major surgery within 12 wk 1
Localized tenderness along the deep venous system 1
Entire leg swollen 1
Calf swelling > 3 cm compared to the other leg 1
Pitting edema, confined to symptomatic leg 1
Collateral (nonvaricose) superficial veins present 1
Previously documented DVT 1
Alternative diagnosis to DVT as likely or more likely -2

DVT: Deep venous thrombosis.