Figure 1.
Immunohistochemical expression of PD1 and PD-L1 in various soft-tissue sarcomas.
Arrows indicate PD1 positive lymphocytes. Original magnification, x400.
Figure 2.
Kaplan-Meier survival analysis in soft-tissue sarcomas.
Overall survival and event-free survival according to tumor stage (A), intra-tumoral infiltration of PD1-positive lymphocytes (B), expression of PD-L1 (C), and the combined expression pattern of PD1 and PD-L1 (PD1/PD-L1) (D).
Figure 3.
Kaplan-Meier survival analysis in the low and high stage subgroup of soft-tissue sarcomas.
Overall survival and event-free survival according to the combined expression pattern of PD1 and PD-L1 (PD1/PD-L1) in low stage (stage I and II) (A) and high stage (stage III and IV) (B) subgroup of soft-tissue sarcomas.