Table 1.

Association between DCBLD2 mRNA expression and clinicopathological features of patients with LUAD from the TCGA database. Cut off: 12.9 FPKM, * p < 0.05, ** p < 0.01, Chi-square test.

Characteristics	Total (n = 513)	DCBLD2 Expression		χ2	p Value
		Low (n = 339)	High (n = 114)
Gender				1.475	0.225
Male	222	167	55
Female	291	232	59
Age(year)				0.323	0.570
<65	237	187	50
≥65	276	212	64
T staging				1.679	0.195
T1–T2	446	351	95
T3–T4	67	48	19
Nodal staging				7.360	0.007 **
N0	338	275	63
N1–N3	175	124	51
M staging				0.589	0.443
M0	488	378	110
M1	25	21	4
TNM				6.063	0.014 *
I	277	227	50
II,III,IV	236	172	64