Table 1.

Kidney renal clear cell carcinoma patient characteristics from TCGA data

Clinical characteristics		Total (449)	%
Age at diagnosis(y)		60 (26–90)
Sex	male	289	64.4
	female	160	35.6
Grade	G1	12	2.7
	G2	189	42.4
	G3	173	38.8
	G4	70	15.7
	Gx	2	0.4
	NA	3
Cancer status	With tumor	126	29.5
	Tumor free	296	69.3
	Discrepancy	5	1.2
	NA	22	.
Stage	I	219	49.1
	II	45	10.1
	III	106	23.8
	IV	76	17
	NA	3
Tumor size	T1	225	50.1
	T2	56	12.5
	T3	159	35.4
	T4	9	2
Lymph nodes	Negative	199	93.4
	Positive	14	6.6
	NA	236
Distant metastasis	Negative	366	83.2
	Positive	74	16.8
	NA	9
Hemoglobin result	Elevated	4	1
	Low	227	59
	Normal	154	40
	NA	64
History of neoadjuvant treatment	No	435	96.9
	Yes	14	3.1
Serum calcium result	Elevated	8	2.6
	Low	176	56.2
	Normal	129	41.2
	NA	136