. Author manuscript; available in PMC: 2022 Jan 1.

Published in final edited form as: Behav Sleep Med. 2019 Dec 12;19(1):48–56. doi: 10.1080/15402002.2019.1701474

Table 4.

Correlation Matrix Among Sleep Variables

Measure	ISI	RU-SATED	SSE	Self-Rated Sleep

1. ISI	—
2. RU-SATED	−.66^**	—
3. SSE	−.73^**	.62^**	—
4. Self-Rated Sleep	−.68^**	.54^**	.62^**	—

Note. ISI = Insomnia Severity Index, SSE = Sleep Self-Efficacy.

^**

p < .01