Variable | Odds ratio | 95% Cl |
---|---|---|
Cancer sites | Â | Â |
  Low risk (reference) |  |  |
  High risk | 1.63 | 1.31 - 2.02 |
  Hematologic | 1.26 | 0.79 - 2.00 |
Prior history of VTE | 4.32 | 1.60 - 11.66 |
Comorbid diseases | Â | Â |
  Hypertension | 1.41 | 1.17 - 1.70 |
  Arterial embolism | 2.96 | 1.31 - 6.67 |
  Obesity | 2.88 | 1.13 - 7.35 |
  Rheumatologic diseases | 1.90 | 1.05 - 3.43 |
Potential risk factors | Â | Â |
  Surgery |  |  |
   Thoracic | 2.35 | 1.91 - 2.89 |
   Abdominal | 1.99 | 1.62 - 2.45 |
   Urogenital | 2.12 | 1.52 - 2.94 |
  Chemotherapy | 3.61 | 2.95 - 4.41 |
  Combination therapy | 4.95 | 3.08 - 7.96 |
  Blood transfusion | 0.57 | 0.42 - 0.77 |