TNFSF11 and neoplasm: Also, post hoc analysis revealed statistically significant differences in RANKL expression between tumor center and normal mucosa in all three groups; NI group (mean rank 3.20 versus 1.00, p = 0.042), E group (mean rank 2.94 versus 1.06, p = 0.022) and I group (mean rank 3.21 versus 1.14, p = 0.016) (Figure 4, Table S2).