Table 3: Distribution of Adhesive Remnant Index (ARI) scores.
| Groups | ARI values | Mean | |||
|---|---|---|---|---|---|
| 0 | 1 | 2 | 3 | ||
| G1 | 3 | 2 | 3 | 2 | 1.4 |
| G2 | 3 | 3 | 3 | 1 | 1.2 |
| G3 | 1 | 2 | 4 | 3 | 1.9 |
| G4 | 6 | 1 | 1 | 2 | 0.9 |
G1 - 70% alcohol; G2 - Water/air; G3 - Aluminum oxide sandblasting; G4 - Direct bonding.
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