Figure 3.
Kaplan-Meier survival analyses of Ann Arbor stage I patients with ENKTL receiving RT alone or CMT. PFS (A) and OS (B) for low-risk (risk score ≤0) patients with Ann Arbor stage I disease receiving RT vs CMT. PFS (C) and OS (D) for high-risk (risk score >0) patients with Ann Arbor stage I disease receiving RT vs CMT.