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.
Sleep statistics
| Mean | SD | |
|---|---|---|
| Total sleep time (min) | 94.5 | 23.7 |
| Sleep onset latency (min) | 10 | 6.9 |
| Wake after sleep onset (min) | 12.2 | 18.1 |
| Sleep efficiency (%) | 79.5 | 17.1 |
| Stage 1 time (min) | 4.7 | 2.9 |
| Stage 2 time (min) | 48.5 | 17.1 |
| SWS time (min) | 21.6 | 14.4 |
| REM time (min) | 19.8 | 12.9 |
| Movement time (min) | 1.7 | 1.8 |
| Stage 1 (%) | 5.1 | 4.0 |
| Stage 2 (%) | 52.2 | 14.3 |
| SWS (%) | 22.4 | 13.5 |
| REM (%) | 20.2 | 12.1 |
| Movement (%) | 1.9 | 2.1 |
