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Table 2 Risk Scoring System of cancer-associated thrombosis criteria for assessing venous thromboembolism in patients with cancer

From: Trousseau syndrome in a patient with advanced oral squamous cell carcinoma: a case report

Risk factor Point   Present patient
Age and sex
 40 to 80-year-old female 1   
 > 80 years old −1   
Prior history of VTE 3   
Cancer subtypes
 Low VTE propensity    
  Head and neck, endocrine −2   −2
  Esophagus, breast −1   
 High VTE propensity    
Lung, gynecologic, sarcoma, metastasis unknown origin 1   
  Myeloma, prostate 2   
 Intermediate VTE propensity    
  Other cancer subtypes 0   0
Risk category Score (Total points) Incidence of VTE  
High risk 3– 8.7%  
Intermediate risk 1–2 1.5%  
Low risk =0 0.9%  
Very low risk −4 to −1 0.5% −2
  1. VTE venous thromboembolism