As shown in Table 2, univariable Cox regression analysis confirmed the significant association between low RBM3 expression and a shorter 5-year OS in the entire cohort (HR 3.19; 95% CI 2.02–5.02) and in T1 tumours (HR 2.64; 95% CI 1.11–6.27). Here, RBM3 is linked to neoplasm.