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.
Correlations of Turkish APSQ with other measures.
| Scale and sub-scale | PSQI | ISI |
|---|---|---|
| APSQ | .787* | .749* |
| Worries about the consequences of poor sleep | .688* | .655* |
| Worries about uncontrollability of sleep | .756* | .739* |
Notes:
p<.01; APSQ = Anxiety and preoccupation about sleep questionnaire; PSQI = Pittsburg sleep quality index; ISI = Insomnia severity index.
