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Table 5 ARI scores

From: Comparison of shear bond strength and adhesive remnant index between precoated and conventionally bonded orthodontic brackets

 

Score

Conventional brackets (%)

Precoated brackets (%)

Chi-square

P value

Immediately after bonding

0

0 (0)

5 (17)

4.600

0.032

1

10 (33)

10 (33)

2

11 (37)

12 (40)

3

9 (30)

3 (10)

24 h after bonding

0

1 (3)

5 (17)

4.117

0.042

1

11 (37)

13 (43)

2

13 (40)

10 (33)

3

6 (20)

2 (7)

After thermocycling

0

1 (3)

5 (17)

4.117

0.042

1

11 (37)

13 (43)

2

13 (40)

10 (33)

 

3

6 (20)

2 (7)

  
  1. 0, no adhesive on the tooth; 1, less than 50% adhesive on the tooth; 2, more than 50% adhesive on the tooth, and 3, all adhesive remained on the tooth.