Table 1.

Concentration and quantity of Zn before and after stimulation in caries-free children.

Parameters	N	Mean	Confidence −95.00%	Confidence 95.00%	Minimum	Maximum	SD
Zn concentration, mmol/l (before the stimulation)	25	0.01	−0.01	0.01	0.0002	0.03	0.01
Zn concentration, mmol/l (after the stimulation)	25	0.28	−0.27	0.83	0.002	6.78	1.35
Zn quantity (µmol/l): before the stimulation	25	0.02	−0.01	0.03	0.0001	0.07	0.02
Zn quantity (µmol/l): after the stimulation	25	2.65	−2.66	7.96	0.02	64.38	12.86