Table 1.

Correlation of CS1 containing fibronectin expression and clinicopathological variables in normal and oral SCC tissues

	No. of tissue specimens	CS1 staining intensity [No. of tissue specimens(%)]		P value
		Low	High
Normal	17	9 (53)	8 (47)
Tumor	63	15 (24)	48 (76)	Normal vs Tumor 0.03*
Tumor grade vs CS1 staining
Group-I (I, I-II and II)a	49	8 (16)	41 (84)
Group-II (II-III, III and IV) a	14	7(50)	7 (50)	Group I vs Group II 0.01*
Organ vs CS1 staining
Normal	8	4 (50)	4 (50)
Tongue
Tumor	26	7 (24)	19 (76)	Normal vs Tumor 0.05*
Tongue

^aParenthetical data under tumor grade vs CS1 staining denote original tumor grade provided in tumor microarray. These grades were pooled into groups for purposes of statistical analysis.

Statistical analysis: Chi-square test; *significant difference p ≤ 0.05