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Ottawa Score for recurrent VTE risk in cancer-associated thrombosis.
| Patient Characteristic | Risk Score |
|---|---|
| Female | 1 |
| Lung cancer | 1 |
| Breast cancer | −1 |
| TNM * stage I | −2 |
| Previous VTE | 1 |
| Clinical probability for VTE recurrence | |
| Low (≤0) | −3 to 0 |
| High (≥1) | 1 to 3 |
VTE = venous thromboembolism; * TNM = tumor–nodes–metastasis staging system (for solid tumors only).
