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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