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Table 3 Pretreatment mandibular plane angle/incisor proclination and treatment-related alterations of intercanine distance and overjet of patients affected by unwanted tooth movements (study group) and nonaffected patients (control group)

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
  1. n = number