Table 4

Correlations in ratings of change between the SAQLI and related questionnaires

	SAQLI domains
	Symptoms	Daily life activities	Social interactions	Emotions
¹Pearson's coefficient of correlation. ²Statistically significant correlations (p<0.01) except those marked with an asterisk.
Epworth scale	−0.53^{1 2}

SF-36
Physical functioning	0.30*	0.44
Vitality	0.76	0.88
Role - physical		0.64
Social functioning			0.66
Role - emotions				0.32*

SCL-90
Interpersonal			−0.24*
Depression				−0.69

Beck Depression Inventory				−0.45

Global rating of change	0.64	0.53	0.49	0.32*