Table 3: IPSET-thrombosis Score according to Barbui, et al., Blood 2011.
Risk factors |
Score |
· Age over 60 years |
1 |
· Cardiovascular risk factors |
1 |
· History of thrombosis |
2 |
· JAK2 V617F Mutation |
2 |
Low risks (total score = 0-1, annual incidence of thrombosis 0.5 à 1.19%), intermediate (total score = 2, annual incidence of thrombosis 1.76 à 2.35%) and high (total score ≥ 3, annual incidence of thrombosis 2.28 à 4.88%).