Wells CPR for assessment of PTP of DVT
| Wells score . | Points . |
|---|---|
| Active cancer (treatment ongoing or within previous 6 months or palliative) | 1 |
| Paralysis, paresis, or recent plaster immobilization of the lower extremities | 1 |
| Recently bedridden >3 days or major surgery within the last 4 weeks | 1 |
| Localized tenderness along the distribution of the deep venous system | 1 |
| Entire leg swollen | 1 |
| Calf swelling 3 cm greater than on asymptomatic side (measured 10 cm below tibial tuberosity) | 1 |
| Pitting edema confined to the symptomatic leg | 1 |
| Dilated superficial veins (nonvaricose) | 1 |
| Previous documented DVT (or PE)* | 1 |
| Alternative diagnosis as likely or greater than that of DVT | −2 |
| 3-level classification | |
| Low | ≥3 |
| Intermediate | 1 or 2 |
| High | ≤0 |
| 2-level classification | |
| PE unlikely | ≥2 |
| PE likely | ≤1 |
| Wells score . | Points . |
|---|---|
| Active cancer (treatment ongoing or within previous 6 months or palliative) | 1 |
| Paralysis, paresis, or recent plaster immobilization of the lower extremities | 1 |
| Recently bedridden >3 days or major surgery within the last 4 weeks | 1 |
| Localized tenderness along the distribution of the deep venous system | 1 |
| Entire leg swollen | 1 |
| Calf swelling 3 cm greater than on asymptomatic side (measured 10 cm below tibial tuberosity) | 1 |
| Pitting edema confined to the symptomatic leg | 1 |
| Dilated superficial veins (nonvaricose) | 1 |
| Previous documented DVT (or PE)* | 1 |
| Alternative diagnosis as likely or greater than that of DVT | −2 |
| 3-level classification | |
| Low | ≥3 |
| Intermediate | 1 or 2 |
| High | ≤0 |
| 2-level classification | |
| PE unlikely | ≥2 |
| PE likely | ≤1 |
Initial Wells score was for assessment of a first DVT and did not include a score for previous VTE.