Research Article
The Effect of Various Types of Mechanical and Chemical Preconditioning on the Shear Bond Strength of Orthodontic Brackets on Zirconia Restorations
Table 4
Modified Adhesive Remnant Index (ARI) scoring method.
| ARI
Score | Criteria |
| | 1 | All of the composite remained on zirconia | | 2 | More than 90% of the composite remained on zirconia | | 3 | More than 10% but less than 90% of the composite remained on zirconia | | 4 | Less than 10% of the composite remained on zirconia | | 5 | No composite remained on zirconia |
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