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Overbite correction for deep bite patients of the present study during 1st and 2nd aligner sets (in percentage)
| OB percentage (%) | Initial OB | After 1st set | After 2nd set |
|---|---|---|---|
| < 50% | 0 | 9 | 11 |
| 50% ≤ < 70% | 8 | 6 | 5 |
| 70% ≤ < 100% | 10 | 5 | 4 |
| 100% ≤ | 2 | 0 | 0 |
| Total | 20 | 20 | 20 |
