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Table 10 Comparison of the change (from T1 to T2) in lower incisor lip and stomion

From: Changes of lip morphology following mandibular setback surgery using 3D cone-beam computed tomography images

  ΔT1   ΔT2   Δ(T2 − T1)
Mean SD Mean SD Mean SD p value
ΔL1(y) (mm) 82.35 6.48 0.000 82.84 5.62 0.000 −1.33 2.30 0.084
ΔStm(z) (mm)        −1.79 2.48 0.003**
ΔStm(y) (mm) 84.17 7.40 0.000 82.99 6.24 0.000 0.63 1.17 0.103
ΔStm(y) − ΔL1(y) (mm) 1.81 2.84 0.060 −0.15 2.4 0.834 −1.97 2.17 0.013*
  1. *Statistically significant difference between the groups (P <0.05)
  2. **Statistically significant difference between the groups (P <0.01)