Table 3. A comparison of salivary AST level in healthy and periodontitis groups.

AST - aspartate aminotransferase

Group	NO	Mean	Std. Deviation	Mean. diff	t	Sig. (2-tailed)
Healthy Group	15	18.6	7.7	67.7	12.6	0.00
Periodontitis	15	86.4	19.2