Variability of the VTE-Risk
VTE-Risk modifiers
Patient-related factors
–
Older age
–
Gender
–
Race
•
Higher in African Americans
•
Lower in Asians
–
Patient comorbidities
–
History of VTE
Treatment-related factors
–
Major surgery
–
Hospitalization
–
Chemotherapy
–
Central venous catheters
–
Hormonal therapy
–
Antiangiogenic agents
–
ESAs
–
Transfusions
Cancer-related factors
–
Site of cancer
–
Stage
–
Initial period after diagnosis
Rao MV et al. In Khorana and Francis, eds. Cancer-associated thrombosis;2007
Very different risk!