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.
Site approval time
| Trial | Mean time to site approval | Range of time to site approval |
|---|---|---|
| Trial 1 | 14 months | Data not available |
| Trial 4 | 4.8 months | 0 to 8.4 months |
| Trial 5 | 20.7 months | 16.8 to 24.9 months |
| Trial 6 | 7.9 months | 3.9 to 12.9 months |
| Trial 7 | 5.5 months | 3.2 to 12.6 months |
