Fig. 2: The BioFLIPI is an improved prognostic risk model.

A Distribution of the FLIPI subgroups within CD4 + expression (left) and BioFLIPI risk groups (right). B Forest plots showing the association between FLIPI and BioFLIPI risk groups and early failure in the pooled cohort (N = 496) of follicular lymphoma patients. C and D Kaplan–Meier curves representing event free survival (C) and overall survival (D) in the pooled cohort of follicular lymphoma patients classified by BioFLIPI risk groups.