Table 1 Craniofacial anthropometric measurements of Egyptian school children—age groups [12,13] and [13,14]

Head circumference

54.3

2.0

54.0

2.1

Maxillary arc

28.2

1.3

27.7

0.9

Left maxillary arc

14.2

0.7

14.0

0.6

Right maxillary arc

14.0

0.7

13.9

0.6

Mandibular arc

29.9

1.5

29.1

1.2

Left mandibular arc

15.0

0.8

14.7

0.6

Right mandibular arc

14.9

0.8

14.6

0.8

Maximum facial breadth

11.4

0.6

11.3

0.4

Mandibular breadth

10.7

0.7

10.5

0.5

Left maxillary depth

12.5

0.5

12.5

0.5

Right maxillary depth

12.7

0.5

12.5

0.6

Left mandibular depth

13.5

0.9

13.5

0.5

Right mandibular depth

13.9

3.8

13.7

0.7

Left mandibular body length

9.7

0.6

9.5

0.5

Right mandibular body length

9.7

0.5

9.4

0.5

Left mandibular ramus height

5.8

0.4

5.8

0.5

Right mandibular ramus height

5.9

0.4

5.9

0.4

Morphological face height

11.4

0.6

11.7

0.6

Upper face height

7.4

0.8

7.7

0.4

Lower face height

6.3

0.3

6.4

0.5

Anterior mandibular height

4.3

0.2

4.5

0.4

Chin height

2.8

0.4

2.7

0.3

Inter-canthal width

3.3

0.2

3.3

0.3

Outer-canthal width

9.6

0.3

9.6

0.5

Nose height

5.7

0.3

5.9

0.4

Nose width

3.5

0.2

3.4

0.2

Philtrum width

1.5

1.1

1.1

0.2

Philtrum length

1.2

0.2

1.2

0.2

Labial fissure width

4.8

0.3

4.8

0.3

Upper lip height

2.1

0.2

2.0

0.2