Table A1.
TIP Score, Leiden-TRiP(cast) and TRiP(cast) score items.
| TIP Point value | Leiden-TRiP(cast) point value | TRiP(cast) point value | |
|---|---|---|---|
| Trauma | |||
| High-risk trauma: Fracture of leg bones or proximal tibia fracture, Achilles tendon rupture | 3 | – | 3 |
| Intermediate risk trauma: Patellar or one long leg bone fracture; bi or tri-malleolar ankle fracture or ankle dislocation; rear foot dislocation; severe knee sprain (with edema/haemarthrosis); severe ankle sprain (grade 3); | 2 | – | 2 |
| Low-risk trauma: Patella, tibiofibular, midfoot or forefoot dislocation; single malleolar ankle fracture; tarsal bone(s) or forefoot fracture; non-severe knee sprain or ankle sprain (grade 1 or 2); important muscle injury. | 1 | – | 1 |
| Immobilization | |||
| Rigid immobilization including knee | 3 | 3 | |
| Complete leg plaster cast | 5 | ||
| Circular knee plaster cast (ankle free) | 2 | ||
| Rigid immobilization below the knee | 2 | 4 | 2 |
| Plaster cast: foot | 2 | 2 | 1 |
| Semi-rigid without support or foot cast (ankle free) | 1 | – | 1 |
| Patient | |||
| Male | – | 1 | 1 |
| Age ≥ 35 and < 55y | – | 2 | 1 |
| Age ≥55 and <75y | 1 | 3 | 2 |
| Age ≥ 75y | 2 | 3 | 3 |
| BMI ≥ 25 and <35 kg/m2 | 1a | 1 | 1 |
| BMI ≥ 35 kg/m2 | 1 | 2 | 2 |
| Personal history of VTE or known major thrombophilia | 3 | – | 4 |
| Family history of VTE (first-degree relative) | 2 | 2 | 2 |
| Chronic venous insufficiency | 1 | – | 1 |
| Superficial vein thrombosis | – | 3 | – |
| Active cancer or myeloproliferative disorder | 2 | 3b | 3b |
| History of cancer | 1 | _ | – |
| Recent surgery (≤3 mo.) | 2 | 2 | 2 |
| Pregnancy or puerperium (≤6 mo.) | 2 | 3 | 3 |
| Estrogenic hormone therapy (≤2y) | 2 | 4c | 4c |
| Estrogenic hormone therapy (>2y) | 1 | 4c | 4c |
| Bedridden within the past 3 mo. | 1 | 2 | 2 |
| Travel with flight >6 h or history of lower extremity paralysis | 1 | – | 2 |
| Hospital admission within past 3 mo. | – | 2 | |
| Pneumonia | – | 3 | – |
| Comorbidity | 1d | 1e | 1f |
a
BMI ≥ 30 kg/m2.
b
Cancer within the past 5 years or active cancer.
c
Current use of oral contraceptives.
d
Congestive heart failure NYHA > II or chronic respiratory failure or Inflammatory bowel diseases or chronic kidney disease (GFR<50 mL/min).
e
Rheumatoid arthritis, chronic kidney disease, COPD, multiple sclerosis.
f
Heart failure, rheumatoid arthritis, chronic kidney disease, COPD, inflammatory bowel diseases.