Table 1 Bone height measurements of the maxillary and mandibular body in millimeters

\( \overline{x} \)

Range

SD

\( \overline{x} \)

Range

SD

\( \overline{x} \)

Range

SD

Overall

High-normal

Normal-low

High-low

16.2

9.6–23.6

2.5

15.1

9.7–21.0

2.4

14.3

9.6–21.0

2.2

0.000*

0.024*

0.169

0.000*

20.0

13.0–27.1

2.7

18.2

12.8–24.5

2.4

16.3

11.3–20.6

2.1

0.000*

0.000*

0.000*

0.000*

22.9

15.3–28.4

2.7

20.6

15.3–25.8

2.3

18.3

11.6–26.1

2.7

0.000*

0.000*

0.000*

0.000*

20.0

12.7–26.8

2.8

18.4

14.3–24.2

2.3

16.4

11.3–20.7

2.1

0.000*

0.002*

0.000*

0.000*

16.3

10.4–23.3

2.6

15.4

9.9–20.4

2.5

14.1

10.2–19.5

2.2

0.000*

0.128

0.011*

0.000*

26.7

19.4–36.6

2.6

26.8

20.43–33.5

2.6

26.2

20.3–31.5

2.6

0.455

0.994

0.492

0.558

32.3

25.1–41.9

3.3

30.7

25.0–38.0

2.8

28.7

23.2–34.6

2.6

0.000*

0.011*

0.001*

0.000*

35.3

29.0–42.1

3.3

32.3

26.4–40.0

3.0

29.5

24.7–36.9

2.8

0.000*

0.000*

0.000*

0.000*

32.1

24.8–41.8

3.6

30.7

25.2–38.3

3.0

28.7

23.7–34.4

2.6

0.000*

0.025*

0.001*

0.000*

26.7

20.3–36.3

3.3

26.6

21.2–33.7

2.8

26.2

20.4–32.0

2.6

0.587

0.993

0.683

0.611