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Table 10 Factors addressed and confirmed by at least three papers

From: Risk factors for venous thromboembolism of total hip arthroplasty and total knee arthroplasty: a systematic review of evidences in ten years

  THA TKA
Risk factors for VTE 1. Older age 1. TKA (vs. THA)
2. Female sex 2. Older age
3. Higher BMI 3. Female sex
4. Bilateral surgery 4. Higher BMI
5. VTE history 5. Bilateral surgery
6. Surgery time > 2 hours 6. Cemented fixation
  7. Surgery time > 2 hours
Protective factors for VTE 1. Chemoprophylaxis for VTE* 1. Chemoprophylaxis for VTE*
2. Enoxaparin (vs. other LMWH) 2. Enoxaparin (vs. other LMWH)
3. Direct F-Xa inhibitor (vs. LMWH) 3. Direct F-Xa inhibitor (vs. LMWH)
  4. Earlier mobilization
Controversial factors for VTE 1. Diabetes mellitus 1. Diabetes mellitus
2. Malignancy 2. Malignancy
3. General anesthesia 3. General anesthesia
4. ASA score 4. VTE history
  5. Varicose vein
  6. Hypertension
  7. Hormone replacement
  1. *Compared with no-prophylaxis patients.