Prognostic value of risk factors for 115 patients with FL in univariate analysis.

FL, follicular lymphoma; PFS, progression-free survival; OS, overall survival; HR, hazard ratio; 95% CI, 95% confidence interval; F, follicular; FAD, follicular and diffuse; D, diffuse; BM, bone marrow; β2-MG, β2-microglobulin; LDH, lactate dehydrogenase; FLIPI, Follicular Lymphoma International Prognostic Index; H, high; I, intermediate; L, low; BAFF-R, B-cell activation factor receptor; P*≤0.05 for inclusion and retention in multivariate analysis (except for β2-MG and FLIPI2 because of their missing data).