Table 5: Summary of microleakage score of groups I, II and III along with its subgroups A and B

Groups
		I		II		III		I		II		III
Subgroups
		A		A		A		B		B		B
Score	Sample numbers
0		11		9		11		5		7		1
1		5		7		8		6		7		1
2		2		1		0		6		3		9
3		1		1		1		3		2		7
4		1		2		0		0		1		2
Count		20		20		20		20		20		20