Table 5. Distribution, intensity, overall score of TAK-1 and T factor subgroups on patients with SCC.

	TAK-1
	Distribution						Intensity						Overall score
	χ2= 9.264						χ2=24.815						χ2=22.099
Significance	Cramer’s V=0.388 p= 0.099, p= 0.099						Cramer’s V=0.643 p<0.001, p<0.001						Cramer’s V=0.609 p<0.001, p<0.001
T factor	11-25%		26-50%		>51%		Slight yellow		Dark yellow		Brown		No staining (0-2)		Mild (3-4)		Severe (5-6)
	n	%	n	%	n	%	n	%	n	%	n	%	n	%	n	%	n	%
1A (n=2)	2	100,0	0	0,0	0	0,0	2	100,0	0	0,0	0	0,0	2	100,0	0	0,0	0	0,0
1B (n=8)	6	75,0	2	25,0	0	0,0	3	37,5	5	62,5	0	0,0	3	37,5	5	62,5	0	0,0
2A (n=16)	3	18,8	9	56,3	4	25,0	1	6,3	1	6,3	14	87,4	1	6,3	2	12,4	13	81,3
2B (n=9)	4	18,8	4	56,3	1	25,0	0	0,0	2	22,2	7	77,8	0
TAK-1: Transforming growth factor (TGF)-β-activated kinase 1; SCC: Squamous cell carcinoma.