Table 2. Frequency of ARI scores in the four groups (n=10).

Groups	Number (%)
	Score 0 No adhesive on enamel	Score 1 <50% adhesive on enamel	Score 2 >50% adhesive on enamel	Score 3 All adhesive on enamel
1	4 (40%)	2 (20%)	1 (10%)	3 (30%)
2	1 (10%)	1 (10%)	0	8 (80%)
3	1 (10%)	2 (20%)	1 (10%)	6 (60%)
4	3 (30%)	6 (60%)	0	1 (10%)