Maxillofacial Plastic and Reconstructive Surgery

Table 4 Change of the hard tissue landmark (mm) after mandibular setback surgery

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

Landmarks	Δ(T2 − T1) (mm)
Landmarks	Mean	SD	p value
ΔB(z)	−5.05	2.84	0.000**
ΔL1(z)	−4.63	2.34	0.000**
Δpog(z)	−4.45	3.37	0.001**
ΔMe(y)	−1.20	1.34	0.014*

*Statistically significant difference between the groups (P <0.05)
**Statistically significant difference between the groups (P <0.01)

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