Figure 3.
PSS group means during the trial, with 95% confidence intervals. Baseline n = 90, week 2 n = 65, week 4 n = 70, week 6 n = 63, week 8 n = 52, week 10 n = 62, week 12 n = 75.
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.