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Table 3 Changes in alveolar bone thickness at the crestal, mid-root and apical third

From: Displacement in root apex and changes in incisor inclination affect alveolar bone remodeling in adult bimaxillary protrusion patients: a retrospective study

 

T0

T1

P Value

Mean

SD

25% Percentile

Median

75% Percentile

Mean

SD

25% Percentile

Median

75% Percentile

Central

Crestal- labial

0.8

0.3

0.7

0.8

1.0

0.8

0.3

0.6

0.8

1.0

0.2T

Mid- labial

0.7

0.2

0.6

0.7

0.8

0.9

0.4

0.6

0.8

1.1

< 0.01W

Apical- labial

0.9

0.3

0.7

0.9

1.0

1.0

0.6

0.7

0.9

1.3

0.3W

Crestal-palatal

1.6

0.4

1.3

1.5

1.9

0.7

0.9

0.0

0.4

1.3

< 0.001W

Mid- palatal

2.9

0.8

2.2

2.8

3.4

2.2

1.4

1.3

2.0

3.3

< 0.001T

Apical- palatal

4.4

1.4

3.5

4.4

5.2

4.2

1.8

3.0

4.1

5.6

0.04W

Crestal- total

8.3

0.7

7.8

8.1

8.6

7.9

1.1

7.3

7.7

8.4

< 0.001T

Mid- total

8.6

0.9

7.8

8.4

9.1

8.5

1.5

7.4

8.3

9.7

0.6T

Apical- total

8.8

1.1

8.0

8.7

9.3

9.0

1.7

7.6

9.1

10.0

0.4W

Lateral

Crestal- labial

0.7

0.5

0.4

0.7

0.9

0.6

0.4

0.5

0.7

0.8

0.3W

Mid- labial

0.5

0.3

0.2

0.5

0.7

0.6

0.4

0.4

0.7

0.9

< 0.001T

Apical- labial

0.5

0.5

0.0

0.5

0.8

0.7

0.5

0.3

0.7

1.0

0.1W

Crestal-palatal

1.4

0.5

1.0

1.3

1.8

0.4

0.6

0.0

0.0

0.8

< 0.001T

Mid- palatal

2.5

0.9

1.9

2.3

2.9

1.5

1.1

0.1

1.4

2.3

< 0.001W

Apical- palatal

3.8

1.3

3.1

3.6

4.6

3.1

1.6

2.0

2.8

4.2

< 0.001W

Crestal- total

7.9

0.8

7.5

7.9

8.4

7.1

0.9

6.3

6.9

7.6

< 0.001T

Mid- total

8.1

1.2

7.4

7.8

8.9

7.5

1.2

6.5

7.2

8.5

< 0.001T

Apical- total

8.2

1.3

7.1

8.2

9.0

7.7

1.5

6.7

7.4

8.9

< 0.01T

  1. SD standard deviation, T paired t-test, W Wilcoxon test