From: Induction chemotherapy plus concurrent chemoradiotherapy versus induction chemotherapy plus volumetric modulated arc therapy alone in the treatment of stage II-IVB nasopharyngeal carcinoma patients: a retrospective controlled study
Variable
ICRT arm
ICCCRT arm
OS (%)
 At 3-years
79.1
86.1
 At 5-years
57.5
47.8
PFS (%)
64.7
80.5
41.8
38.4