Development of the Lebanese insomnia scale (LIS-18): a new scale to assess insomnia in adult patients

BMC Psychiatry

Table 3 Bivariate analysis of factors associated with the different insomnia scales

		LIS-18	RIS	AIS	ISI	MOS-SS
Stress	Correlation coefficient r	0.543	0.559	0.500	0.535	−0.450
Stress	p-value	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001
Depression	Correlation coefficient r	0.580	0.560	0.566	0.530	−0.334
Depression	p-value	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001
Anxiety	Correlation coefficient r	0.595	0.621	0.518	0.592	−0.436
Anxiety	p-value	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001
Physical quality of life	Correlation coefficient r	0.017	0.005	0.017	−0.028	− 0.009
Physical quality of life	p-value	0.633	0.887	0.650	0.447	0.808
Mental quality of life	Correlation coefficient r	−0.104	−0.085	−0.046	− 0.053	0.150
Mental quality of life	p-value	0.004	0.020	0.213	0.150	< 0.001

AIS Athens Insomnia Scale, ISI Insomnia Severity Index, PSQI Pittsburgh Sleep Quality Index, RIS Regensburg Insomnia Scale, MOS-SS Medical Outcomes Study Sleep Scale

ISSN: 1471-244X