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Table 8 Comparison of hyoid bone position in the skeletal Class II group with different vertical facial patterns

From: Evaluation of the position and morphology of tongue and hyoid bone in skeletal Class II malocclusion based on cone beam computed tomography

Type

C3-H (mm)

H-Me (mm)

C3-Me (mm)

H–H' (mm)

H–X (mm)

H-Y (mm)

H-N-S (°)

H–S-Ba (°)

Low angle (n = 15)

32.81 ± 4.58

38.78 ± 3.54

66.10 ± 11.09

4.86 ± 4.77

30.65 ± 8.66

100.33 ± 7.40

59.07 ± 4.78

38.78 ± 6.54

Average angle (n = 15)

32.41 ± 3.12

36.83 ± 6.55

68.18 ± 6.84

2.56 ± 5.79

27.02 ± 9.00

99.43 ± 6.68

57.93 ± 5.55

36.48 ± 7.03

High angle (n = 15)

32.12 ± 4.82

37.26 ± 3.28

67.46 ± 7.08

1.81 ± 5.26

22.86 ± 7.66

101.80 ± 8.61

57.88 ± 2.88

36.90 ± 4.41

F

0.058

0.297

0.170

0.598

1.632

0.338

0.144

0.302

P

0.943

0.745

0.845

0.556

0.211

0.716

0.867

0.742