Table 1: Comparison of stimulated whole salivary α-amylase levels between Groups I, II, and III.

Parameter	Group	Mean	SD	t value	D/F	P value	Results
α-amylase (U/L)	Group I versus Group II	111766.00	78183.94	0.73	98	P=0.469	NS
		133338.00	194706.78
	Group II versus Group III	133338.00	194706.78	6.61	98	P<0.0001	S
		561312.94	414583.36
	Group I versus Group III	111766.00	78183.94	7.53	98	P<0.0001	S
		527685.80	358656.7

SD: Standard deviation, S: Significant, NS: Non significant, D/F: Degrees of freedom