Table 2.

Comparison of QOL domain scores of caregivers and general population control group

QOL domains WHOQOL-Bref	All caregivers: Mean(SD) N = 136–170	Control group: Mean (SD) N = 136	T	Df	P	Standardized effect size	95% Confidence interval
Physical health 6-domain model	10.5 (1.9)	11.1(2.0)	2.4	281	0.02	2.4	0.05 – 0.52
Psychological health 6-domain	16.9 (2.5)	17.7(2.9)	2.6	278	0.01	0.31	0.07 – 0.54
Independence	14.2 (2.2)	15.7(2.7)	5.3	281	0.001	0.63	0.38 – 0.86
Social relations	10.5 (1.8)	11.4(2.2)	3.9	279	0.001	0.46	0.22 – 0.70
Environment	28.2 (3.2)	28.9(4.5)	1.4	279	0.2	0.17	- 0.06 – 0.41
Spiritual	3.6 (0.8)	3.9(0.8)	2.9	281	0.004	0.34	0.11 – 0.58
General facet health & QOL	7.5 (1.0)	8.3(1.4)	5.4	283	0.001	0.64	0.4 – 0.88
Physical health 4-domain model	24.7 (3.8)	26.8(4.4)	4.2	280	0.001	0.51	0.27 – 0.75
Psychological health 4-domain	20.5 (2.9)	21.6(3.4)	2.9	276	0.004	0.35	0.11 – 0.59