Fig. 1: Venous and arterial thrombosis-free survival for JAK2V617F positive PV patients from training cohort stratified by their JAK2V617F VAF (>50% vs ≤50%).

Kaplan–Meier curves representing venous thrombosis-free survival (A) and arterial thrombosis-free survival (B) including a total of 576 PV patients. The number of patients at risk for each time point is shown below the graph. Tick marks indicate censored data.