Table 2.

Definitions of 15 analyzed 3D distances and 6 angles

	Abbreviation	Explanation
3D distances	n-sn	nasal height
	en r -en l	intercanthal distance
	(ex-en) r / l	eye width right / left
	sbal r -sbal l	subalar width
	sn-nt	nasal depth
	(en-sbal) r / l	lateral height of the nose right / left
	c’-sn	length of the columella
	sn-ls	lengt of the upper lip
	ch r -ch l	oral width
	(en-ch) r / l	lateral height of the midface right / left
	(nost_post - nost_ant) r / l	length of the nostril right / left
	(nost_lat - nost_med) r / l	width of the nostril right / left
3D angles	n - nt - sn	nasal tip angle
	ls - sn - nt	subnasal angle
	ls - sn - c’	approximated nasolabial angle
	sbal r - nt - sbal l	anterior angle of the nasal base triangle defined by the mentioned points
	sbal r - sn - sbal l	anterior angle of the nasal base triangle defined by the mentioned points
	en r - n - en l	anterior angle of the nasal root triangle defined by the mentioned points