Table 1.

Patient information from TCGA and GSE47994 (n=249 patients)

Variables		No. Patients (%)
Gender
	Female	249 (100.0%)
	Male	0 (0.0%)
Age (y)
	≤ 55	147 (59.0%)
	>55	102 (41.0%)
Tumor size
	T1	53 (21.3%)
	T2	168 (67.5%)
	T3	18 (7.2%)
	T4	10 (4.0%)
Nodal status
	N0	113 (45.4%)
	N1	74 (29.7%)
	N2	43 (17.3%)
	N3	19 (7.6%)
Metastasis
	M0	132 (53.0%)
	M1	102 (41.0%)
	Mx	15 (6.0%)
Pathological grade
	G1	35 (14.1%)
	G2	73 (29.3%)
	G3	141 (56.6%)
Stage
	I	50 (20.1%)
	II	79 (31.6%)
	III	68 (27.3%)
	IV	102 (41.0%)
Ki-67
	< 15%	43 (17.3%)
	≥ 15%	206 (82.7%)