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Table 3 The numbers and percentages of individual tooth agenesis in males and females

From: Patterns of nonsyndromic tooth agenesis and sexual dimorphism

Tooth number

Gender

Total tooth number

Ranking (frequency)

Chi-square value

P value

Adjusted odds ratio (95% CI)

P valuec

Males

Females

n (% of males)

n (% of females)

n (% of total)

#11

0 (0)

0 (0)

0 (0)

 

#12

8 (21.6)

11 (17.2)

19 (8.6)

4th

0.302

0.583a

0.74 (0.27–2.05)

0.560

#13

1 (2.7)

2 (3.1)

3 (1.4)

13th

1.000b

1.44 (0.12–17.16)

0.773

#14

3 (8.1)

7 (10.9)

10 (4.5)

8th

0.742b

1.51 (0.36–6.34)

0.575

#15

5 (13.5)

5 (7.8)

10 (4.5)

8th

0.491b

0.53 (0.14–1.97)

0.342

#16

0 (0)

0 (0)

0 (0)

 

#17

0 (0)

0 (0)

0 (0)

 

#21

1 (2.7)

1 (1.6)

2 (0.9)

14th

1.000b

0.83 (0.05–14.48)

0.900

#22

10 (27.0)

6 (9.4)

16 (7.3)

6th

5.48

0.019a

0.26 (0.09–0.81)

0.020

#23

0 (0)

1 (1.6)

1 (0.5)

15th

1.000b

-

-

#24

3 (8.1)

7 (10.9)

10 (4.5)

8th

0.742b

1.42 (0.34–5.88)

0.631

#25

5 (13.5)

7 (10.9)

12 (5.4)

7th

0.755b

0.81 (0.24–2.78)

0.737

#26

1 (2.7)

0 (0)

1 (0.5)

15th

0.366b

#27

0 (0)

0 (0)

0 (0)

 

#31

3 (8.1)

2 (3.1)

5 (2.3)

12th

0.353b

0.35 (0.05–2.21)

0.263

#32

5 (13.5)

13 (20.3)

18 (8.2)

5th

0.74

0.390a

1.63 (0.53–5.00)

0.398

#33

0 (0)

0 (0)

0 (0)

 

#34

2 (5.4)

7 (10.9)

9 (4.1)

9th

0.480b

2.28 (0.44–11.76)

0.324

#35

11 (29.7)

16 (25.0)

27 (12.3)

3rd

0.268

0.605a

0.79 (0.32–1.95)

0.607

#36

0 (0)

0 (0)

0 (0)

 

#37

0 (0)

0 (0)

0 (0)

 

#41

3 (8.1)

4 (6.3)

7 (3.2)

10th

0.705b

0.73 (0.15–3.49)

0.698

#42

7 (18.9)

26 (40.6)

33 (15)

1st

5.022

0.025a

2.90 (1.11–7.61)

0.030

#43

1 (2.7)

2 (3.1)

3 (1.4)

13th

1.000b

1.77 (0.15–21.47)

0.656

#44

3 (8.1)

3 (4.7)

6 (2.7)

11th

0.666b

0.57 (0.11–3.01)

0.509

#45

11 (29.7)

17 (26.6)

28 (12.7)

2nd

0.117

0.732a

0.86 (0.35–2.10)

0.734

#46

0 (0)

0 (0)

0 (0)

 

#47

0 (0)

0 (0)

0 (0)

 

Total n (% of total)

83 (37.7)

137 (62.3)

220 (100)

     
  1. aChi-square test. bFisher exact test. A significant difference (P < 0.05) indicates in bold italics
  2. cMultivariate logistic regression analysis, adjusted by age. The male gender was the reference group