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The number of samples in each color difference (ΔE) category of all groups after debonding and cleaning procedures
| ΔE < 1 | 1 ≤ ΔE < 3.7 | ΔE ≥ 3.7 | ||
|---|---|---|---|---|
| Invisible | Visible, clinically acceptable | Visible, clinically unacceptable | Total | |
| Grengloo | 2 | 9 | 1 | 12 |
| 16.7% | 75% | 8.3% | 100% | |
| Transbond XT | 2 | 9 | 1 | 12 |
| 16.7% | 75% | 8.3% | 100% | |
| Unite | 0 | 11 | 1 | 12 |
| 0% | 91.7% | 8.3% | 100% | |
| System 1+ | 1 | 8 | 3 | 12 |
| 8.3% | 66.7% | 25% | 100% | |
| Control | 12 | 12 | ||
| 100% | 100% |
