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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