Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Measurements used in the study
| Measurements | Description |
|---|---|
| NH | NH was measured from the nasion to the anterior nasal spine |
| NB | NB was measured as the maximum horizontal distance across the nasal aperture |
| Nasal index | Nasal index was calculated as NB/NH×100 |
| Nasolabial angle | Angle between the tangent to upper lip and nasal tip: The nasolabial angle |
NB: Nasal breadth, NH: Nasal height
