Figure 2.
Frequency of normal, mild, moderate and severe obstructive sleep apnea (OSA) using the PG, PG + diary and PG + actigraphy analysis.
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.