CDX2 and neoplasm: Based on the univariate logistic regression analysis results of the training cohort, seven factors, namely general tumor type, histology grade (Figure 1A), LVI (Figure 1B), tumor bud stroma (Figures 1C,D), tumor bud count, tumor bud cell mitosis (Figure 1E), and CDX2 expression (Figure 1F), were linked to the LNM status (Figure 2A).