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.
ODG = orbicularis-dominant group; CDG = corrugator-dominant group; PDG = palpebral part of the orbicularis-dominant group; FDS = functional disability score.
*Kruskal-Wallis test.
