Table 5.

Presenting results from the regression analysis of association between HRQoL parameters and the potentially buffering factors (social support and self-efficacy) in siblings

	Social support			General self-efficacy
	βa	p	Adjusted R2	βa	p	Adjusted R2
HRQoL dimensions
Physical function	0.096	0.444	− 0.017	− 0.164	0.181	0.028
Role physical	− 0.017	0.892	− 0.026	− 0.106	0.389	0.012
Bodily pain	0.148	0.243	− 0.005	0.152	0.219	0.024
General health	0.368*	0.003	0.104	0.369*	0.003	0.131
Vitality	0.472*	< 0.001	0.183	0.281	0.025	0.075
Social functioning	0.331	0.007	0.082	0.224	0.067	0.050
Role emotional	0.424*	< 0.001	0.157	0.079	0.519	0.007
Mental health	0.421*	0.001	0.145	0.340*	0.005	0.113
Mental health parameters
Depression	− 0.464*	< 0.001	0.205	− 0.277	0.023	0.107
Anxiety	− 0.125	0.341	0.001	− 0.135	0.291	0.044
Stress	− 0.265	0.039	0.051	− 0.208	0.097	0.068

Age and gender adjusted

*p < 0.005; ^aStandardized beta coefficient