Identification of ABCA5 among ATP-Binding Cassette Transporter Family as a New Biomarker for Colorectal Cancer

Table 3

Chi-squared test of clinical parameters and ABCA5 mRNA expression in the TCGA-COADREAD cohort.

Parameters	Group	ABCA5 mRNA expression		X^2
		High (n = 188)	Low (n = 188)
Age	≤60	73	70	0.102	0.750
	>60	115	118
Gender	Female	93	76	3.106	0.078
	Male	95	112
Clinical stage	I/II	97	96	0.949	0.622
	III/IV	84	81
	Null	7	11
T stage	1∼2	32	35	0.164	0.686
	3∼4	155	152
	Null	1	1
N stage	0	105	101	0.129	0.720
	1∼3	82	85
	Null	1	2
M stage	0	25	130	0.000	1.000
	1	125	26
	Null	38	32
Tumor site	Colon	143	140	0.129	0.720
	Rectum	45	48
Living status	Living	157	134	8.041	0.005
	Dead	31	54