IL4R and neoplasm: In multivariate analysis age of the patients (OS; p < 0.001, RFS; p < 0.001), tumor stage (OS; p = 0.010, RFS; p = 0.043), T category (OS; p = 0.048, RFS; p = 0.016), and Nu-IL4Rα expression (OS; p < 0.001, RFS; p < 0.001) were independent indicators of OS and RFS (Table 3).