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Table 4 Maxillary molar angulation according to maxillary posterior dentoalveolar discrepancy and facial growth pattern

From: Influence of maxillary posterior dentoalveolar discrepancy on angulation of maxillary molars in individuals with skeletal open bite

Measurement

Group

Mean

SD

Min

Max

p

Maxillary first molar angulation

OBCIG-PD

79.74

4.69

73.00

89.39

<0.001*

OBCIG-WPD

88.41

4.19

80.92

92.85

OBCIIG-PD

74.17

6.15

64.42

86.95

<0.001*

OBCIIG-WPD

83.67

5.55

72.65

92.35

OBCIIIG-PD

82.85

5.50

75.58

95.10

0.004*

OBCIIIG-WPD

89.58

1.94

86.99

92.93

Maxillary second molar angulation

OBCIG-PD

71.04

4.99

59.22

78.79

<0.001*

OBCIG-WPD

82.94

7.75

64.24

90.06

OBCIIG-PD

61.98

7.80

48.45

74.49

<0.001*

OBCIIG-WPD

79.27

7.74

62.16

94.56

OBCIIIG-PD

71.39

7.25

59.27

86.07

<0.001*

OBCIIIG-WPD

85.59

1.71

83.10

88.36

  1. *Significant based on T Test
  2. OBCIG open bite class I group, OBCIIG open bite class II group, OBCIIIG open bite class III group, PD posterior discrepancy, WPD without posterior discrepancy