Table 1.
Cephalometric summary
|
Variables
|
Norm
|
SD
|
Pretreatment
|
Posttreatment
|
| SNA (°) | 83.8 | 2.8 | 84.2 | 83.4 |
| SNB (°) | 80 | 3 | 77.8 | 75.5 |
| ANB (°) | 3.8 | 1.9 | 6.4 | 8 |
| Wits | -1 | 1 | -3 | 0.3 |
| SN-MP (°) | 34.8 | 4.1 | 39.6 | 39.7 |
| Y-axis (°) | 65 | 3.9 | 76.3 | 77.4 |
| N-ANS (mm) | 55.9 | 3.1 | 54.4 | 55 |
| ANS-Me (mm) | 63.2 | 4.5 | 72.9 | 67.4 |
| S-Go (mm) | 79.8 | 6.2 | 89.7 | 85.7 |
| S-Go/N-Me (%) | 67 | 4 | 67.7 | 66.4 |
| ANS-Me/N-Me (%) | 53 | 1.8 | 57.1 | 55 |
| U1-L1 (°) | 120.6 | 9.1 | 111 | 114.8 |
| U1-SN (°) | 107.5 | 5.9 | 106.9 | 101.8 |
| U1-NA (mm) | 4.4 | 2.4 | 3.4 | 2.4 |
| U1-NA (°) | 23.7 | 5.7 | 22.7 | 18.3 |
| L1-NB (mm) | 6.8 | 2.7 | 12 | 11.6 |
| L1-NB (°) | 31.1 | 6.1 | 40 | 38.9 |
| FMIA (°) | 51.8 | 7.3 | 43.9 | 43.1 |
| IMPA (°) | 93.9 | 6.2 | 102.6 | 103.7 |
| FMA (°) | 31.3 | 5 | 33.5 | 33.2 |
| UL-EP (mm) | 2.2 | 2 | 0.5 | 2.8 |
| LL-EP (mm) | 3.2 | 2.7 | 3.5 | 6 |
| Z-Angle (°) | 69.5 | 4.8 | 57.3 | 50.7 |
| U6 - PP (UPDH) (mm) | 24.6 | 2 | 24.4 | 23.8 |
| L6 - MP (LPDH) (mm) | 32.9 | 2.5 | 39.8 | 38.3 |
ANB: Subspinale-nasion-supramental; ANS: Anterior nasal spine; EP: E plane; LL: Lower lip; L6: Lower first molar; Me: menton; MP: Mandibular plane; Go: Gonion; S: Sella; FMIA: The angle between lower central incisor long axis and frankfort horizontal plane; IMPA: The angle between lower central incisor long axis and mandibular plane; PP: Palatal plane; N: Nasion; A: Subspinale; B: Supramental; SNA: Sella-nasion-subspinale; SNB: Sella-nasion-supramental; SN-MP: The angle between sella-nasion and mandibular plane; U1: Upper central incisor long axis; L1: Lower central incisor long axis; FMA: The angle between frankfort horizontal plane and mandibular plane; U6: Upper first molar; UL: Upper lip.