FIGURE 5.
Cumulative meta-analysis, ranked by year, for point estimate changes in overall sleep quality. The black diamond represents the overall point estimate and 95% confidence intervals
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.