Measurement | Norm | Pretreatment | Posttreatment | 1 year posttreatment |
---|---|---|---|---|
SNA (°) | 81.6 | 80.1 | 80.1 | 80.1 |
SNB (°) | 79.1 | 75.4 | 74.8 | 74.8 |
ANB (°) | 2.4 | 4.7 | 5.3 | 5.3 |
Wits (mm) | −2.7 | −1.7 | −1.5 | −2.2 |
SN-MP (°) | 33.3 | 38.9 | 39.0 | 39.0 |
FH-MP (°) | 24.2 | 31.0 | 31.2 | 31.3 |
U1-SN (°) | 107.0 | 100.8 | 101.6 | 100.8 |
U1-FH (°) | 116.0 | 110.6 | 111.7 | 110.6 |
OPA (°) | 14.0 | 16.5 | 17.9 | 18.9 |
U1-NA (°) | 25.2 | 21.7 | 23.1 | 21.4 |
IMPA (°) | 95.9 | 93.3 | 102.8 | 102.9 |
L1-NB (°) | 28.4 | 27.5 | 36.5 | 36.7 |
U1/L1 (°) | 124.0 | 130.6 | 117.5 | 117.0 |
Overbite (mm) | 2.3 | 3.6 | 1.7 | 1.8 |
Overjet (mm) | 3.2 | 4.2 | 2.8 | 2.9 |
NLA (°) | 100.0 | 93.6 | 91.1 | 95.3 |
UL/EL (mm) | −1.0 | 0.4 | 1.7 | 1.2 |
LL/EL (mm) | 2.0 | 1.8 | 3.4 | 2.0 |
Pretreatment | Posttreatment | Difference | |
---|---|---|---|
Intercanine width | |||
Maxilla | 36.5 | 34.8 | −1.7 |
Mandible | 23.5 | 26.8 | +3.3 |
Interpremolar width (at first premolar) | |||
Maxilla | 39.0 | 42.3 | +3.3 |
Mandible | 30.7 | 35.4 | +4.7 |
Intermolar width (at first molar) | |||
Maxilla | 44.4 | 45.7 | +1.3 |
Mandible | 39.0 | 46.7 | +7.7 |