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Table 2 Skeletal, alveolar bone, and dental angular measurements

From: Differential assessment of skeletal, alveolar, and dental components induced by microimplant-supported midfacial skeletal expander (MSE), utilizing novel angular measurements from the fulcrum

Angular measurements

 

Before expansion

After expansion

Treatment change

 

Unit

Mean

SD

Mean

SD

Mean

SD

P value

Skeletal angular measurements

 Right frontozygomatic angle

°

83.47

3.60

86.29

3.47

2.82

1.26

< 0.0001*

 Left frontozygomatic angle

°

83.25

3.49

86.19

3.88

2.93

1.49

< 0.0001*

Alveolar bone angular measurements

 Right frontoalveolar angle

°

70.20

2.51

73.03

2.38

2.83

1.27

< 0.0001*

 Left frontoalveolar angle

°

70.44

2.85

73.39

3.27

2.94

1.48

< 0.0001*

Dental angular measurements

 Right frontodental angle

°

69.37

2.32

72.29

2.09

2.92

1.29

< 0.0001*

 Left frontodental angle

°

69.92

2.19

72.99

2.54

3.07

1.48

< 0.0001*

  1. SD standard deviation
  2. *P < 0.01