Table 5.

The total effect, indirect effect, and direct effect between insomnia severity index and patient health questionaire-9

	Effect	Boot SE	Bootstrapped 95%CI		Relative effects
			Lower limit	Upper limit
Total effect	0.610	0.025	0.561	0.660
Mediation effect of cognitive failures questionnaire	0.132	0.015	0.104	0.163	21.64%
Direct effect	0.478	0.027	0.426	0.531	78.36%

The Boot SE and Bootstrapped 95%CI respectively refer to the standard error and the 95%CI of the indirect effects estimated by the percentile Bootstrap method of deviation correction. All values are rounded to the nearest three decimal places.