Therefore, it was suggested that NLR score rather than NLR alone or platelet count alone predicted survival in NPC patients receiving IMRT, especially those with III/IVA or in stage B. Ke et al. [19] built a prognostic model to predict the risk of distant metastasis and death in NPC patients according to serum IL-6 level and clinical stage before treatment. Here, IL6 is linked to nasopharyngeal carcinoma.