Table 1 The facial diameter

Minimum forehead width (upper face width)

ft-ft

The straight-line distance between left and right frontal and temporal points

Face width (central face width)

zy-zy

The straight-line distance between the zygomatic points on the left and right sides

Interocular width(intercanthal width)

en-en

The straight-line distance between the inner corners of the left and right eyes

Eye cleft width (left and right)

en-ex

The horizontal distance from the inner canthal point to the perpendicular to the ipsilateral outer canthal point

Eye cleft height (left and right)

ps-pi

The distance between the midpoints of the upper and lower eyelid margins

Mandibular angle width (lower face width)

go-go

The straight-line distance between the left and right mandibular corner points

Nasal width

al-al

The straight-line distance between the left and right nose points

Philtrum width

ms-ms

The distance between midpoints of cristae

Philtrum length

sn-ls

The distance from the lower nose to upper lip

Oral fissure width

ch-ch

The straight-line distance between the left and right corners

Lip height

ls-li

The straight-line distance between the upper lip point and lower lip

Distance between the high points of the lip arch

cp-cp

The distance between the high points of the lip arch

Forehead distance

tr-n

The projection distance from the hairline point to root point of the nose

Nasal height

n-sn

The straight-line distance from the base of the nose to point below the nose

Nasal length

n-prn

The distance from the base of the nose to tip of the nose

Full lip height

sn-sto

The straight-line distance from the point of the nose to point of the cleft

Upper lip height

ls-sto

The vertical distance between the midpoint of the upper lip and cleft point

Lower lip high

sto-li

The vertical distance between the midpoint of the lower lip and cleft point

Nose high profile

n-sn

The linear distance from the base of the nose to point below the nose from the side

Long nose profile

n-prn

The distance from the base of the nose to tip of the nose from the side

Jaw height

sto-gn

The distance from the point of the mouth to submental point