MECOM and breast cancer: Across BC subtypes, patients with elevated EVI1 expression showed better but not statistically significant DFS and OS in TNBC (DFS, HR = 0.77 [95%CI 0.48–1.23], p = 0.165 and OS, HR = 0.74 [95%CI 0.47–1.18], p = 0.204) (Table 3).