Fig. 1.
Percentage of no rests, rests, and naps, by job demands (calm or hectic night) (overall test p=0.001).
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.