Table 1.

Association between WNT2 IHC staining and patients’ clinicopathological parameters (n = 264)

	Total (n = 264)	High/median expression (n = 91)	Low/absent expression (n = 173)	x2	P
Gender
Male	163	58	105	234	0.629
Female	101	33	68
Age,y
< 65	171	62	109	0.687	0.407
≥ 65	93	29	64
Pathologic type
ADC	134	68	65	32.927	< 0.0001
Non-ADC	130	23	108
pT stage
T1+T2	229	70	159	11.643	0.001
T3+T4	35	21	14
pN stage
N0	28	6	22	2.358	0.125
N1+N2	236	85	151
Differentiation
Well+Moderate	177	58	119	0.688	0.407
Poor	87	33	54

P values were calculated by chi square test. ADC, adenocarcinoma.