(E) Quantification analysis of MIG-6 expression in 85 cases of resected TNBCs. In the box plot, error bars are the 95% confidence interval, the bottom and top of the box are the 25th and 75th percentiles, the line inside the box is the 50th percentile (median). The p-value 0.011 is used for the comparison of all three groups, determined by the Kruskal-Wallis H test. 