CD163 and neoplasm: We examined the survival characteristics of patients receiving or not receiving chemotherapy in the two nodal stage groups (N0/N1 + 2) and in the two tumor stage groups (T2/T3 + 4) stratified by their CCL2, CD68, or CD163 expression in a Kaplan–Meier analysis and univariate Cox’s regression analysis (Supplementary Table S5, Table 2 and Table 3).