Table 1.

Sample Information and Clinical Information

Characteristics	Type	Number of Samples
TCGA-BRCA	Tumor	1102
	Normal	113
GSE15852	Tumor	43
	Normal	43
ER	Positive	803
	Negative	237
Gender	≤35	35
	>35	1055
Stage	Stage I	181
	Stage II	619
	Stage III	247
	Stage IV	20