Table 1.

The mean microhardness of groups before the induction of caries, after the induction of caries and after immersion in the mouthrinses

Group		VHN1	VHN2	VHN3
1	Mean	349.50	86.70	88.70
	Std. Deviation	36.939	102.557	128.209
2	Mean	379.10	74.20	97.10
	Std. Deviation	31.543	88.473	107.075
3	Mean	374.00	119.44	124.20
	Std. Deviation	59.703	104.703	110.811
4	Mean	369.20	127.80	128.40
	Std. Deviation	63.894	128.156	119.502
5	Mean	351.50	65.80	77.78
	Std. Deviation	42.735	71.456	99.516
Total	Mean	364.66	94.29	103.76
	Std. Deviation	48.168	99.607	110.720