Figure 2. Construction of the multigene risk score (MGRS). (A) Baseline characteristics of patients in the early event and long-term survival groups before and after matching; ECOG, Eastern Cooperative Oncology Group; LDH, lactate dehydrogenase; NES, number of extra-nodal sites; Stage, Ann Arbor stage; (B, C) Volcano plots for differentially expressed lncRNAs and mRNAs in the long-term survival group compared with the early event group; (D) Expression patterns of the 11 RNAs included in the MGRS.