Table 5. The Comparison of Groups Based on the Games-Howell Post Hoc Test at a Depth of 100 μm .

Group I	Group II	Difference	P value
Control	Glass ionomer	-8.1767	0.012
Control	Bioactive glass	-5.9982	0.153
Control	Laser	-18.6910	0.000
Glass ionomer	Bioactive glass	2.1784	0.801
Glass ionomer	Laser	-10.5143*	0.027
Bioactive glass	Laser	-12.6927	0.009