Figure 2. Enrollment, Randomization, and Analytic Sample.
Details regarding eligibility criteria for participation in the trial are provided in Table S1 in the Supplementary Appendix.
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.