From: 3D-analysis of unwanted tooth movements despite bonded orthodontic retainers: a pilot study
Means of pretreatment values/treatment related alterations | Study group (n = 44) | Control group (n = 43) | p-value |
---|---|---|---|
Mandibular plane angle (ML/NSL) [°] | 33.8 | 32.0 | 0.157 |
Incisor proclination | |||
Upper incisor proclination angle (IsL/NA) [°] | 22.8 | 20.7 | 0.650 |
Lower incisor proclination angle (IiL/NB) [°] | 24.8 | 24.1 | 0.675 |
Lower incisor proclination (Ii-Apo) [mm] | 0.99 | 0.58 | 0.832 |
Intercanine distance T1–T0 [mm] | |||
Upper jaw | 1.55 | 0.66 | 0.352 |
Lower jaw | 0.00 | 0.34 | 0.432 |
Overjet T1–T0 [mm] | −2.65 | −2.47 | 0.571 |