TABLE 2.
Sleep duration compared to sham.
| Sleep duration compared to sham | ||
| Fixed (P1) | Personalized (P2) | |
| Mean | 3 | 22 |
| P-value | 0.75 | 0.04 |
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.