After removing 75 patients with incomplete information, including 30 patients without Ki-67 index data, 38 patients without histological tumor grades, 4 patients without lymphovascular invasion data, and 3 patients without T-stage information (Figure 1), a total of 350 women with early-stage TNBC were eligible in the final analysis, including 264 patients in the training cohort, 86 patients in the SYSUCC-001 cohort. This evidence concerns the gene MKI67 and neoplasm.