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Cephalometric analyses before and after the treatment_
| Measurement | Normal43, 44 | Before | After | Changes* |
|---|---|---|---|---|
| Skeletal | ||||
| SNA (Sella-Nasion-point A, °) | 83.6 ± 3.6 | 84.8 | 83.2 | -1.6 |
| SNB (Sella-Nasion-point B, °) | 79.7 ± 3.6 | 81.5 | 79.3 | -2.2 |
| ANB (Point A-Nasion-point B, °) | 3.9 ± 1.8 | 3.0 | 3.9 | -0.9 |
| SN-MP (SN plane-mandibular plane, °) | 32.9 ± 4.0 | 34.4 | 35.9 | 1.5 |
| S-Go/N-Me (Sella-gonion/nasion-menton, %) | 65.9 ± 4.0 | 67.3 | 66.1 | -1.2 |
| Dental | ||||
| U1-L1 (Axial inclination of upper and lower incisors, °) | 117.6 ± 8.8 | 116.7 | 115.8 | -0.9 |
| U1-SN (U1-sella nasion, °) | 65.0 ± 7.5 | 67.9 | 66.9 | -1.0 |
| U1-AP (Protrusion of maxillary incisors, mm) | 6.7 ± 2.0 | 10.8 | 8.6 | -2.2 |
| L1-AP (Protrusion of mandibular incisors, mm) | 3.0 ± 2.0 | 8.3 | 5.1 | -3.2 |
| FMIA (Frankfort horizontal plane-L1, °) | 57.0 ± 7.0 | 57.5 | 61.6 | 4.1 |
| U1-PP (U1-palatal plane, mm) | 27.5 ± 2.0 | 30.5 | 29.7 | -0.8 |
| U6-PP (U6-palatal plane, mm) | 21.5 ± 2.0 | 26.6 | 25.6 | -1.0 |
| Ptv-U6 (Pterygomaxillary fissure-U6, mm) | 18.0 ± 3.0 | 22.8 | 19.8 | -3.0 |
| Profile | ||||
| Upper lip to E-plane (mm) | -1.5 ± 2.4 | 1.0 | -1.1 | -2.1 |
| Lower lip to E-plane (mm) | 0.9 ± 2.5 | 4.5 | 1.6 | -2.9 |