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Distribution of grading in the two groups according to the number of affected individuals and the affected mandibular angles
| Bruxism group | Control group | |||
|---|---|---|---|---|
| # subjects | # angles | # subjects | # angles | |
| Grade 0 | 41 | 29 | 36 | 72 |
| Grade 1 | 76 | 64 | 128 | |
| Grade 2 | 59 | 33 | 0 | 0 |
| Grade 3 | 62 | 0 | 0 | |
| Bilateral different apposition | 8 | – | – | – |
| Bilateral identical apposition | 28 | – | – | – |
| Unilateral apposition | 23 | – | – | – |
| n | 100 | 200 | 100 | 200 |
In the bruxism group: laterality of apposition
