Table 3. EMT protein expression in relation to clinicopathological characteristics in Xinjiang Kazakh ESCC.

Clinicopathologica features	N	E-cadherin	χ2	N-cadherin	χ2	vimentin	χ2
		Negative		Negative		Negative
		Positive	P	Positive	P	Positive	P
Normal	42	22	5.927	23	32.656	24	17.498
		20	0.015	19	0.001	18	<0.001
ESCC	88	65		8		18
		23		80		70
Male	55	42	0.475	4	0.587	10	0.466
		13	0.491	51	0.444	45	0.495
Female	33	23		4		8
		10		29		25
Age (y)
<60	41	31	0.121	3	0.292	8	0.042
		10	0.728	38	0.589	33	0.838
≥60	47	34		5		10
		13		42		37
Tumor invasion
Superficial layer	49	40	0.679	5	0.166	5	7.140
		9	0.410	44	0.684	44	0.008
Deep layer	39	29		3		13
		10		36		26
LN metastases
Yes	57	15	2.795	4	0.842	9	2.164
		12	0.095	53	0.359	48	0.141
No	31	18		4		9
		11		27		22
Tumor differentiation
Well	25	14	5.772	5	5.029	8	2.861
		11	0.016	20	0.025	17	0.091
Moderate-poor	63	51		3		10
		12		60		53
Stage
I + II	64	53	9.734	5	0.464	12	0.419
		11	0.002	59	0.496	52	0.517
III+IV	24	12		3		6
		12		21		18

P-values ≤ 0.05 are indicated in bold.