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Table 3 Comparison of torque values measured for the two groups

From: Three-dimensional assessment of teeth first-, second- and third-order position in Caucasian and African subjects with ideal occlusion

Africans—torque

Caucasians—torque

Comparison

 

n

Mean

Standard deviation

n

Mean

Standard deviation

t test

p level

TORQUE U7

58

−12.79

10.11

60

−5.50

12.23

−3.54

<0.001

TORQUE U6

58

−10.98

9.75

60

−6.26

10.24

−2.56

0.013

TORQUE U5

58

−4.00

8.43

60

−3.54

6.42

−0.33

ns

TORQUE U4

58

−4.49

8.38

60

−5.35

5.64

0.65

ns

TORQUE U3

58

−2.03

7.95

60

−3.35

7.15

0.95

ns

TORQUE U2

58

7.41

8.14

60

6.23

6.31

0.88

ns

TORQUE U1

58

11.41

6.28

60

7.41

6.19

3.49

<0.001

TORQUE L7

58

−32.51

10.93

60

−33.26

11.69

0.36

ns

TORQUE L6

58

−23.50

9.57

60

−29.24

9.29

3.31

0.003

TORQUE L5

58

−11.39

8.52

60

−17.43

7.98

3.97

<0.001

TORQUE L4

58

−9.23

7.02

60

−14.96

7.69

4.23

<0.001

TORQUE L3

58

−1.95

7.49

60

−9.01

5.74

5.73

<0.001

TORQUE L2

58

5.50

8.26

60

−1.36

6.89

4.90

<0.001

TORQUE L1

58

9.68

9.18

60

2.19

7.11

4.94

<0.001

  1. ns not significant.