Fig. 2From: Efficacy of salvage surgery versus re-irradiation for isolated regional lymph node recurrence in patients with nasopharyngeal carcinomaA Kaplan‒Meier curves of overall survival (OS) in this cohort. B-D Comparisons of OS, regional recurrence-free survival (RRFS) and distant metastasis-free survival (DMFS) between the Surgery group and Re-irradiation group of patients with isolated regional lymph node recurrent nasopharyngeal carcinoma (irrNPC). E-I K‒M curves of OS and DMFS in patients with irrNPC stratified by age at recurrence, rENE, rN classification and failure patternsBack to article page