SPDL1 and diffuse large B-cell lymphoma: The survival analysis revealed that patients with high sPD-L1 level in the entire cohort (PFS, P < 0.001, Figure 1A; OS, P < 0.001, Figure 1B) as well as in the non-GCB-DLBCL (P = 0.005, Figure 1C) and GCB-DLBCL subgroups (P = 0.013, Figure 1D) had inferior survival compared with that of patients with low sPD-L1 level.