Table 1 Pre- and post-treatment cephalometric values
From: Class II subdivision correction with clear aligners using intermaxilary elastics
| Â | Pre-treatment value | Post-treatment value | Ref. value | Standard deviation |
|---|---|---|---|---|
SNA (°) | 79.0 | 81 | 82.0 | 3.5 |
SNB (°) | 72.0 | 74.8 | 80.0 | 3.0 |
ANB (°) | 7.0 | 6.2 | 2.0 | 2.0 |
Wits appraisal (mm) | 4.7 | 4.0 | 0.0 | 1.0 |
FMA (°) | 31.5 | 30.3 | 26.0 | 5.0 |
MP-SN (°) | 40.5 | 40.3 | 33.0 | 6.0 |
Palatal-mand-angle (°) | 27.0 | 28.0 | 28.0 | 6.0 |
PP-OP (°) | 5.3 | 5.6 | 10.0 | 4.0 |
Mand plane to occ plane (°) | 21.5 | 22.0 | 18.0 | 5.0 |
U1-APo (mm) | 9.8 | 6.8 | 6.0 | 2.2 |
L1-APo (mm) | 3.7 | 3.6 | 2.0 | 2.3 |
U1-palatal plane (°) | 118.0 | 111.0 | 110.0 | 5.0 |
IMPA (°) | 92.5 | 96.5 | 95.0 | 7.0 |
Overjet (mm) | 5.5 | 2.6 | 3.5 | 2.5 |
Overbite (mm) | 4.5 | 2.5 | 2.5 | 2.0 |