Trait Hostility, Perceived Stress, and Sleep Quality in a Sample of Normal Sleepers

Table 2

Cognitive hostility and daily SQ mediated by stress per event.

Step	IV	DV	𝐵	SE	Β	𝑅^2	Adj 𝑅^2	sr^2
1	CogHo	DSQ	−.092	.043	−.290	.068	.053	.053*
2	CogHo	SPE	.092	.034	.321	.103	.089	.089*
3	CogHo	DSQ	−.037	.040	−.105	.277	.254	.010
	SPE	DSQ	−.596	.140	−.483	.277	.254	.210*
			Standardized indirect effect = −.0550, 𝑃<.001
			95% CI = −.108; −.013

𝑁=66. SPE: average stress severity rating per event; DSQ: daily sleep quality, CogHo: cognitive hostility.
* 𝑃<.05.