NSUN2 and nasopharyngeal carcinoma: Univariate and multivariate Cox analyses showed that NSUN2 was an independent risk factor for OS (P =0.001, HR = 3.993, 95% CI = 1.721–9.263) and DFS (P < 0.003, HR =2.538, 95% CI = 1.384–4.652) in NPC (Table 2).