BioMed Research International / 2018 / Article / Tab 2

Research Article

Comparisons of Jaw Line and Face Line after Mandibular Setback: Intraoral Vertical Ramus versus Sagittal Split Ramus Osteotomies

Table 2

Comparison of frontal distances after mandibular setback operations (SSROvs. IVRO).

Postoperation changes
SSROIVROSSRO vs.IVRO
Bilateral sidesMeanSDp valueMeanSDp valuep value

 Bone plane01.93.070.00304.43.51< 0.00010.0040†, IVRO > SSRO
11.92.910.00124.74.14< 0.00010.0044†, IVRO > SSRO
22.72.79< 0.00013.34.910.00100.5938
33.24.070.0002-0.97.370.50050.0207†, SSRO > IVRO

 Muscle plane00.14.290.88460.93.840.23410.6025
10.93.900.25050.74.100.35480.7963
20.94.240.26060.04.030.96480.3837
31.25.750.2578-0.56.190.68770.2604

 Skin plane00.54.140.53451.25.180.22840.6785
1-0.54.090.55800.35.610.78740.6460
20.25.180.8635-0.95.750.40630.4108
 31.35.000.1720-1.46.700.27510.0995

: intragroup comparison: statistically significant, p < 0.05.
†: intergroup comparison: statistically significant, p < 0.05.
—: not significant.

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