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Table 8 Multiple linear regression to predict PIL, PD, and MPAA based on the study variables

From: The effect of concha bullosa and nasal septal deviation on palatal dimensions: a cone beam computed tomography study

Model

Unstandardized coefficients

Standardized coefficients

t

p value

95.0% CI for B

B

Std. error

Beta

Lower bound

Upper bound

PIL

(Constant)

43.24

0.92

 

46.85

 < 0.001*

41.42

45.06

Age

0.01

0.01

0.04

0.79

0.43 (NS)

− 0.02

0.04

Gender

− 0.49

0.43

− 0.06

− 1.15

0.25 (NS)

− 1.34

0.35

SDA

− 0.37

0.03

− 0.58

− 10.98

 < 0.001*

− 0.44

− 0.31

CB

− 2.30

0.39

− 0.37

− 5.90

 < 0.001*

− 3.07

− 1.53

TH

0.38

0.46

0.05

0.83

0.04*

− 2.52

− 1.28

PD

(Constant)

14.53

0.60

 

24.42

 < 0.001*

13.36

15.71

Age

− 0.02

0.01

− 0.10

− 1.78

0.08 (NS)

− 0.03

0.00

Gender

− 0.10

0.28

− 0.02

− 0.35

0.73 (NS)

− 0.64

0.45

SDA

0.12

0.02

0.34

5.68

 < 0.001*

0.08

0.17

CB

1.65

0.25

0.47

6.56

 < 0.001*

1.15

2.15

TH

0.08

0.30

0.12

0.28

0.03*

1.67

2.50

MPAA

(Constant)

122.80

0.96

 

128.35

 < 0.001*

120.91

124.68

Age

0.01

0.01

0.03

0.50

0.62 (NS)

− 0.02

0.03

Gender

− 0.49

0.45

− 0.06

− 1.09

0.28 (NS)

− 1.36

0.39

SDA

− 0.33

0.04

− 0.55

− 9.44

 < 0.001*

− 0.40

− 0.26

CB

− 2.19

0.41

− 0.37

− 5.41

 < 0.001*

− 2.99

− 1.39

TH

1.12

0.47

0.16

2.35

0.02*

0.18

2.05

  1. Mid palatal intralveolar length—F(5, 189) = 42.87, p < 0.001, R2 = 0.53. Palatal depth F(5, 189) = 24.75, p < 0.001, R2 = 0.40. Palatal arch angle F(5, 189) = 28.87, p < 0.001, R2 = 0.43.
  2. *p < 0.05 statistically significant, p > 0.05 Non significant, NS