Figure 3. Mean percentage changes from baseline MVCTI.
Significance levels are not depicted on the figure for clarity of presentation; there was a significant effect of time for all protocols (P = 0.005).
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.