Table 4. IHC expression of EMT-related markers vs. cancer stages classified into 0 to IV.

Cancer Stage
	0	Ⅰ	Ⅱ	Ⅲ	Ⅳ	p-value
E-cadherin						0.201
+1	0 (0.00)	0 (0.00)	0 (0.00)	4 (7.27)	1 (3.57)
+2	0 (0.00)	3 (18.75)	3 (7.32)	8 (14.55)	8 (28.57)
+3	2 (100.00)	13 (81.25)	38 (92.68)	43 (78.18)	19 (67.86)
β-catenin						0.951
0	1 (50.00)	9 (56.25)	17 (41.46)	22 (40.74)	15 (53.57)
+1	1 (50.00)	5 (31.25)	14 (34.15)	15 (27.78)	7 (25.00)
+2	0 (0.00)	2 (12.50)	8 (19.51)	15 (27.78)	5 (17.86)
+3	0 (0.00)	0 (0.00)	2 (4.88)	2 (3.70)	1 (3.57)
Claudin-1						0.293
0	1 (50.00)	1 (6.25)	0 (0.00)	7 (12.73)	3 (10.71)
+1	1 (50.00)	7 (43.75)	15 (36.59)	16 (29.09)	10 (35.71)
+2	0 (0.00)	7 (43.75)	19 (46.34)	25 (45.45)	9 (32.14)
+3	0 (0.00)	1 (6.25)	7 (17.07)	7 (12.73)	6 (21.43)
CD44						0.646
0	0 (0.00)	2 (12.50)	1 (2.44)	5 (9.26)	2 (7.14)
+1	1 (50.00)	5 (31.25)	10 (24.39)	16 (29.63)	13 (46.43)
+2	1 (50.00)	5 (31.25)	21 (51.22)	24 (44.44)	11 (39.29)
+3	0 (0.00)	4 (25.00)	9 (21.95)	9 (16.67)	2 (7.14)
N-cadherin						0.350
0	2 (100.00)	16 (100.00)	41 (100.00)	52 (94.55)	27 (96.43)
+1	0 (0.00)	0 (0.00)	0 (0.00)	3 (5.45)	0 (0.00)
+2	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	1 (3.57)
Fibronectin						0.291
0	1 (50.00)	2 (12.50)	2 (4.88)	6 (10.91)	1 (3.57)
+1	0 (0.00)	11 (68.75)	20 (48.78)	33 (60.00)	20 (71.43)
+2	1 (50.00)	3 (18.75)	18 (43.90)	15 (27.27)	6 (21.43)
+3	0 (0.00)	0 (0.00)	1 (2.44)	1 (1.82)	1 (3.57)
Vimentin						0.393
negative	2 (100.00)	16 (100.00)	41 (100.00)	55 (100.00)	27 (96.43)
positive	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)	1 (3.57)
S100A4						0.208
0	1 (50.00)	10 (62.50)	7 (17.07)	13 (23.64)	7 (25.00)
+1	1 (50.00)	3 (18.75)	21 (51.22)	27 (49.90)	10 (35.71)
+2	0 (0.00)	2 (12.50)	8 (19.51)	9 (16.36)	7 (25.00)
+3	0 (0.00)	1 (6.25)	5 (12.20)	6 (10.91)	4 (14.29)