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Table 2 Comparison of Experimental group and Control group on the pre-surgical stage (T1)

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

SD

Mean

SD

Horizontal measurements

 VRP-A (mm)

58.61

3.32

59.73

5.40

0.328

 VRP-B (mm)

60.49

5.90

62.59

7.08

0.601

 VRP-PNS (mm)

15.76

3.17

16.50

3.05

0.566

Vertical measurements

 HRP-A (mm)

33.06

3.72

33.35

4.86

1.000

 HRP-B (mm)

80.37

3.84

78.35

7.34

0.409

 HRP-PNS (mm)

23.74

2.15

23.53

3.69

0.980

Angular measurements

 SNA (°)

83.48

4.80

81.63

3.54

0.304

 SNB (°)

86.07

6.86

84.60

3.95

0.940

 ANB (°)

−2.59

3.07

−2.96

2.60

0.533

 Occlusal plane angle (°)

12.50

4.00

10.87

3.55

0.636

  1. P = 0.050
  2. Mann-Whitney U test