Table 2.

Parameters considered for hard and soft tissue evaluation

Sl no.	Parameters considered
	Nasal parameter
I.	Vertical change in pronasale	X reference line-Pn
II.	Horizontal change in pronasale	Y reference line-Pn
III.	Nasolabial angle	Cm-Sn-Ls
	Hard tissue parameter
I.	Vertical change in PtA	X reference PtA
II.	Horizontal change in PtA	Y reference PtA
III.	Vertical change in upper incisor tip	X reference line-Ul
IV	Horizontal change in upper incisor tip	Y reference line-Ul
V	Vertical change in palatal plane	Y reference line-Palatal plane
	Vertical labial parameter
I.	Vertical change in subnasale	X reference line-Sn
II.	Vertical change in labrale superius	X reference line-Ls
	Horizontal labial parameter
I.	Horizontal change in subnasale	Y reference linc-Sn
II.	Horizontal change in labrale superius	Y reference line-Ls
III.	Esthetic line to labrale superius	E reference line-Ls