Table 5: The age, frontal sinus width and antegonial notch depth in three different age groups among male and female subjects

10-12 years

13-15 years

16-19 years

Parameters

M (n = 12)

F (n = 12)

M (n = 17)

F (n = 20)

M (n = 11)

F (n = 8)

Age

11.25 ± 0.87

11.67 ± 0.65

13.82 ± 0.88

13.75 ± 0.85

16.73 ± 1.01

16.63 ± 0.52

Frontal sinus width

6.21 ± 1.51

5.83 ± 0.96

7.32 ± 1.24

5.80 ± 1.45

7.45 ± 1.56

7.00 ± 2.44

Antegonial notch depth

1.46 ± 0.58

1.33 ± 0.43

1.18 ± 0.40

1.03 ± 0.35

1.36 ± 0.66

1.50 ± 0.76