Table 5.

Pearson correlations between the second order factor, latent domains, and the single-item global measure of quality of life (MQOL-SIS)

	MQOL-SIS	Physical	Psycho-logical	Existen-tial	Social	Health-care	Cognitive	Burden
2nd order factor	.65
1st order factor model
Physical	.64
Psychological	.43	.62
Existential	.52	.46	.57
Social	.30	.28	.35	.52
Healthcare	.32	.27	.25	.34	.28
Cognitive	.31	.36	.41	.56	.45	.34
Burden	.30	.53	.33	.34	.20	.16	.20
Environment	.32	.27	.26	.44	.32	.33	.43	.07