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Table 3 Analysis of significant results from table 1 for each subgroup seperately.

From: Effects of hypodontia on craniofacial structures and mandibular growth pattern

 

Variable

Mean values ± SD

Norms ± SD

Mean difference

p-Value

Group 1: Upper jaw hypodontia

SNA (°)

79.93 ± 3.90

82.00 ± 2.00

-2.07

0.109

 

SNB (°)

78.00 ± 5.70

80.00 ± 2.00

-2.00

0.272

 

Hasund index

88.24 ± 9.19

79.00 ± 5.00

9.24

0.008**

 

Overjet (mm)

1.87 ± 1.95

2.00 ± 1.00

-0.13

0.842

 

Overbite (mm)

3.94 ± 1.61

2.00 ± 1.00

1.94

0.003**

Group 2 Lower jaw hypodontia

SNA (°)

80.16 ± 4.32

82.00 ± 2.00

-1,84

0.168

 

SNB (°)

76.49 ± 4.12

80.00 ± 2.00

-3.50

0.013*

 

Hasund index

85.63 ± 5.87

79.00 ± 5.00

6.63

0.002**

 

Overjet (mm)

3.00 ± 0.93

2.00 ± 1.00

1.00

0.003**

 

Overbite (mm)

3.60 ± 1.10

2.00 ± 1.00

1.60

0.001**

Group 3: both jaw hypodontia

SNA (°)

80.47 ± 3.62

82.00 ± 2.00

-1.53

0.037*

 

SNB(°)

77.42 ± 3.84

80.00 ± 2.00

-2.58

0.002**

 

Hasund index

86.68 ± 9.62

79.00 ± 5.00

7.68

0.000**

 

Overjet (mm)

2.88 ± 2.21

2.00 ± 1.00

0.88

0.083

 

Overbite (mm)

3.90 ± 1.64

2.00 ± 1.00

1.90

0.000**

  1. Mean values (with standart deviation), mean difference to control standart means and respective p-values (∠SNA, ∠SNB, Hasund index, overbite and overjet).
  2. * p = significant at the 5% level.
  3. ** p = significant at the 1% level.