Table 1.

Characteristics of patients with venous thromboembolism and control subjects


Characteristics

Patients

Controls

P
Number   605   1290   NA  
Sex, male/female   258/347   563/727   NA  
Median age, years (range)   41 (9-77)   45 (11-87)   NA  
Type of thrombosis, no. (%)    
   Deep vein thrombosis*  501 (83)   NA   NA  
   Isolated pulmonary embolism   71 (12)   NA   NA  
   Cerebral vein thrombosis   33 (5)   NA   NA  
Inherited thrombophilia, no. (%)    
   Antithrombin deficiency   10 (1.7)   9 (0.7)   .05  
   Protein C deficiency   9 (1.5)   2 (0.2)   < .001  
   Protein S deficiency   13 (2.1)   4 (0.3)   < .001  
   Factor V G1691A   87 (14.4)   32 (2.5)   < .001  
   Prothrombin G20210A
 
50 (8.3)
 
34 (2.6)
 
< .001
 

Characteristics

Patients

Controls

P
Number   605   1290   NA  
Sex, male/female   258/347   563/727   NA  
Median age, years (range)   41 (9-77)   45 (11-87)   NA  
Type of thrombosis, no. (%)    
   Deep vein thrombosis*  501 (83)   NA   NA  
   Isolated pulmonary embolism   71 (12)   NA   NA  
   Cerebral vein thrombosis   33 (5)   NA   NA  
Inherited thrombophilia, no. (%)    
   Antithrombin deficiency   10 (1.7)   9 (0.7)   .05  
   Protein C deficiency   9 (1.5)   2 (0.2)   < .001  
   Protein S deficiency   13 (2.1)   4 (0.3)   < .001  
   Factor V G1691A   87 (14.4)   32 (2.5)   < .001  
   Prothrombin G20210A
 
50 (8.3)
 
34 (2.6)
 
< .001
 

NA indicates not applicable.

*

With or without pulmonary embolism

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