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Table 5 Comparison of long-term result change (T4-T3) on Experimental group and Control group

From: Surgery-first approach reduces the overall treatment time without damaging long-term stability in the skeletal class III correction: a preliminary study

Parameters SFA group (n = 8) CA group (n = 20) P value
Mean P value Mean P value
Horizontal measurements
 VRP-A (mm) 0.97 ± 1.37 0.173 0.16 ± 1.81 0.831 0.286
 VRP-B (mm) 1.79 ± 2.96 0.249 1.23 ± 3.53 0.193 0.708
 VRP-PNS (mm) −0.38 ± 0.77 0.249 0.42 ± 1.31 0.381 0.177
Vertical measurements
 HRP-A (mm) −0.97 ± 1.47 0.173 −0.03 ± 1.57 1.000 0.256
 HRP-B (mm) −0.18 ± 2.96 0.917 −0.07 ± 1.35 0.981 0.812
 HRP-PNS (mm) −0.22 ± 1.21 0.917 0.05 ± 1.22 0.981 1.000
Angular measurements
 SNA (°) −0.44 ± 2.77 0.917 0.24 ± 0.91 0.227 0.392
 SNB (°) −0.23 ± 2.70 0.463 0.34 ± 1.41 0.356 1.000
 ANB (°) −0.21 ± 1.05 0.753 −0.10 ± 0.75 0.670 0.865
 Occlusal plane angle (°) −2.22 ± 1.77 0.075 −0.24 ± 2.00 0.523 0.087
  1. P = 0.05
  2. Wilcoxon rank sum test
  3. Mann-Whitney U test