Fig. 4From: Prognostic model on overall survival in elderly nasopharyngeal carcinoma patients: a recursive partitioning analysis identifying pre-treatment risk stratificationKaplan-Meier survival curves of overall survival between patients with different treatment strategies in (A) the whole cohort, (B) low-risk group, (C) middle-risk group, and (D) high-risk group. RT, radiotherapy; IC, induction chemotherapy; CCRT, concurrent chemoradiothrapyBack to article page