Table 3

Outcomes in subgroups

SubgroupsGroup A1
Group A2
Group B
No. of events/total (%)No. per 100 person-yearsNo. of events/total(%)No. per 100 person-yearsNo. of events/total(%)No. per 100 person-years
Sex 
    Male 8/46 (17.4) 8.5 30.6 18.0 2.4 1.2 
    Female 9/42 (21.4) 12.0 23.2 12.4 
Age 
    Younger than 65 y 8/56 (14.3) 7.7 25.0 13.7 
    65 y or older 9/32 (28.1) 13.9 30.6 17.7 3.6 1.9 
Type of DVT 
    Provoked 4/22 (18.2) 10.4 20.0 9.9 
    Idiopathic 13/66 (19.7) 10.0 29.2 16.9 3.6 1.9 
SubgroupsGroup A1
Group A2
Group B
No. of events/total (%)No. per 100 person-yearsNo. of events/total(%)No. per 100 person-yearsNo. of events/total(%)No. per 100 person-years
Sex 
    Male 8/46 (17.4) 8.5 30.6 18.0 2.4 1.2 
    Female 9/42 (21.4) 12.0 23.2 12.4 
Age 
    Younger than 65 y 8/56 (14.3) 7.7 25.0 13.7 
    65 y or older 9/32 (28.1) 13.9 30.6 17.7 3.6 1.9 
Type of DVT 
    Provoked 4/22 (18.2) 10.4 20.0 9.9 
    Idiopathic 13/66 (19.7) 10.0 29.2 16.9 3.6 1.9 

DVT indicates deep vein thrombosis.