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Table 1 Differences in linear, angular, and area measurements according to sex

From: Quantitative analysis of the relationship between maxillary incisors and the incisive canal by cone-beam computed tomography in an adult Japanese population

Parameters

Male (n = 31)

Female (n = 62)

p

Gender comparison

L (mm)

13.8 ± 2.2

12.2 ± 2.3

<0.01

*

θ1 (degrees)

108.4 ± 7.7

108.4 ± 6.8

0.11

NS

θ2 (degrees)

105.5 ± 8.6

109.6 ± 7.9

0.03

*

θ3 (degrees)

112.1 ± 8.7

112.2 ± 10.3

0.98

NS

Dr (mm)

4.5 ± 2.4

4.0 ± 1.5

0.22

NS

Do (mm)

3.1 ± 1.4

3.3 ± 1.2

0.50

NS

CSAn (mm2)

73.9 ± 10.7

73.8 ± 14.8

0.98

NS

CSAr (mm2)

81.4 ± 14.5

81.4 ± 18.5

>0.99

NS

CSAo (mm2)

74.2 ± 9.3

75.0 ± 14.7

0.78

NS

  1. Data are presented as mean ± standard deviation
  2. *p < 0.05
  3. NS not significant