Fig. 4
From: Establishment of an innovative staging system for extramedullary plasmacytoma
Comparison of survival according to the new clinical staging system in Extramedullary Plasmacytoma patients. Present study analyzed the overall survival (a), disease-free survival (b) and local control (c) between different clinical stages. The small vertical tick marks of “Obs” represented the observed number of events patients. “Number of patients at risk” represented number of patient possible happened events in the follow-up time