Table 4.

Comparison of SMAD -2 Mean Values between Healthy Controls, Reactive Lesions, and Oral Sub Mucous Fibrosis Groups

Group	Mean (pg/ml)	Standard Deviation	‘p’ Value	Level of Significance
Control	37.4175	22.16419
Reactive lesions	49.2875	27.73846	0.267	Non-significant
Control	37.4175	22.16419
OSMF	57.4200	21.29803	0.028	Significant at 95%
Reactive lesions	49.2875	27.73846
OSMF	57.4200	21.29803	0.533	Non- Significant

p<0.05*