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Progress in Orthodontics

Table 1 Parameters used for classification of growth pattern

From: Smile analysis in different facial patterns and its correlation with underlying hard tissues

S. no.

Parameters

Average

Vertical

Horizontal

1

Jarabak’s ratio (Jarabak [10])

63.5 ± 1.5 %

<62 %

>65 %

2

SN-GoGn (Steiner [10])

32° ± 2°

>34°

<30°

3

Lower anterior facial height (McNamara [10])

M

72 ± 2 mm

>74 mm

<70 mm

F

67 ± 1 mm

>68 mm

<66 mm

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