Table 4.

Multiple mediator model predicting FQoL from caregiver responses to the MD STARnet Caregiver Questionnaire (n = 191)¹

Variables (Effects)	Total Effect	Direct effect (Path c’)				Mediator to DV (Path b)				Indirect Effect				Proportion
	(Path c)	b	SE	95% CL		b	SE	95% CL		effect	SE	95% CL		Total Effect
Total effect: stressor pile-up on FQoL	−2.84
Mediation model:
Stressor-pileup (Direct)		−0.36	0.55	−1.45	0.72									13%
MSPSS (Indirect)						0.31	0.07	0.18	0.45	−0.89	0.41	−1.82	−0.24	31%
PSS (Indirect)						−0.55	0.13	−0.81	−0.29	−0.81	0.28	−1.46	−0.38	29%
DUSOCS-Family (Indirect)						0.15	0.04	0.08	0.22	−0.73	0.26	−1.41	−0.32	26%
DUSOCS-Non-family (Indirect)						−0.02	0.03	−0.08	0.05	0.05	0.15	−0.26	0.35	2%

DV dependent variable, b unstandardized regression coefficient, SE standard error, CI confidence interval, MSPSS Multidimensional Scale of Perceived Social Support, DUSOCS-F Duke Social Stress and Support Scale – Family, DUSOCS-NF Duke Social Stress and Support Scale – non-Family, PSS Perceived Stress Support, FACIT-SP Functional Assessment of Chronic Illness Therapy 12-item Spiritual Well-Being Scale (modified), FQoL Beach Center Family Quality of Life Scale

Note: The proportion explained in the total effect by the indirect effect = indirect effect/total effect

¹Questionnaires completed August 2011 through February 2012