Immunohistochemical Expression of Mast Cells Using c-Kit in Various Grades of Oral Submucous Fibrosis

Table 3

Correlation of mast cell density within group among various stages of OSF.

Stages of OSF	Using c-kit				Using toluidine blue
	Mean mast cell density	Test statistics	𝑃 value	Significance	Mean mast cell density	Test statistics	𝑃 value	Significance
Stage 2	9.55	0.51	0.775	Nonsignificant	5.10	3.02	0.22	Nonsignificant
Stage 3	9.08				3.09
Stage 4	8.24				2.64