Table 2.

Correlation between TdIF1 expression and clinic pathological characteristics

	Variables	TdIF1 expression		Total	Χ 2	P value
		High	Low
Age (year)					1.298	0.254
	≤60	24	17	41
	>60	35	15	50
Sex					1.298	0.254
	Female	24	17	41
	Male	35	15	50
TNM stage					3.613	0.057
	I/II	24	21	45
	III/IV	30	11	41
	null			5
T stage					5.129	0.024*
	N0	20	18	38
	N1/N2/N3	28	8	36
	null			17
M stage					0.558	0.455
	M0	57	32	89
	M1	1	0	1
	null

Correlation analysis between TdIF1 expression and clinical indicators of lung adenocarcinoma patients was conducted using chi-square test and spearman analysis. P values <0.05 were considered statistically significant

TNM stage tumor lymph node and metastasis stage, T tumor, N lymph node, M metastasis