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.
Medians and quartiles of T-scores on the Goal Attainment Scaling in each period. The Wilcoxon rank sum test revealed significant differences between the control period, earmuff period, and noise-cancelling (NC) headphone period. **: p < 0.01.
