Table 2. The clinicopathological features of patients in TCGA.

Clinicopathological parameters		Cases (n = 378)
Age	<=65	172
	>65	206
Gender	FEMALE	141
	MALE	237
Grade	G1	8
	G2	127
	G3	243
Stage	Stage I	48
	Stage II	120
	Stage III	169
	Stage IV	41
T	T1	17
	T2	76
	T3	180
	T4	105
M	M0	351
	M1	27
N	N0	120
	N1	100
	N2	79
	N3	79