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.
Vertical changes by Angle class groups. A, U6-PP change; B, L6-MP change; C, lower facial height change; D, L1-MP change. Dental intrusion presented as negative value; dental extrusion presented as positive value.
NS, not significant.
* Represents significant difference between the groups. Statistical significance set at p < 0.05.
See Figure 1 for definitions of each measurement.
