Table 1.
Patients information
| Patient no. | Age (years) | Sex | Mx post. impactiona (mm) | Fixed reference point | A-P movement of maxilla (mm) | Mn set back (mm) | Genioplasty (mm) |
|---|---|---|---|---|---|---|---|
| 1 | 22 | M | 5 | ANS | – | 12 | – |
| 2 | 23 | M | 2.5 | ANS | – | 11 | – |
| 3 | 19 | M | 5 | ANS | – | 13 | – |
| 4 | 20 | M | 2 | ANS | – | 9.5 | Reduction, 4 |
| 5 | 21 | M | 3 | ANS | – | 15 | Advancement, 4 |
| 6 | 21 | M | 6 | Incisor tip | Advancement, 1 | 13 | Advancement, 6 |
| 7 | 22 | M | 3 | ANS | – | 10 | Advancement, 6 |
| 8 | 22 | M | 4 | ANS | – | 10.5 | Advancement, 4 |
| 9 | 24 | M | 3.5 | ANS | – | 9 | Reduction, 4 |
| 10 | 20 | M | 5 | ANS | – | 9 | – |
| 11 | 23 | M | 5 | ANS | – | 14.5 | – |
| 12 | 17 | F | 2 | ANS | – | 5 | – |
| 13 | 26 | F | 5 | ANS | – | 10 | – |
| 14 | 19 | F | 3 | ANS | – | 9 | Reduction, 4 |
| 15 | 32 | F | 5 | ANS | – | 7.5 | – |
| 16 | 20 | F | 3.5 | ANS | – | 12 | Advancement, 4 |
| 17 | 20 | F | 5 | ANS | – | 8 | Advancement, 4 |
| 18 | 19 | F | 4 | ANS | – | 15 | Advancement, 4 |
| 19 | 20 | F | 6 | ANS | – | 7 | – |
| 20 | 18 | F | 3 | ANS | – | 13 | Reduction, 4 |
| 21 | 23 | F | 5 | ANS | – | 6.5 | – |
| 22 | 33 | F | 5 | ANS | – | 5.5 | – |
Abbreviations: Mx maxillary, Mn mandibular, Post posterior, ANS anterior nasal spine, A-P anteroposterior
aMaxillary posterior impaction was defined as the upward movement of the posterior nasal spine (PNS) in fixation of reference point