Prevalence of sleep disturbances and long-term reduced health-related quality of life after critical care: a prospective multicenter cohort study

Table 6 Association between sleep disturbances and health-related quality of life at 6 months (n = 911)

	Difficulties in falling asleep			Poor quality of sleep			Sleep deficit
Predictor	OR	95% CI for OR	P value	OR	95% CI for OR	P value	OR	95% CI for OR	P value
Physical functioning	1.0	0.93 to 1.06	0.887	1.08	0.99 to 1.16	0.076	1.04	0.96 to 1.13	0.322
Role limitations due to physical problems	1.01	0.96 to 1.06	0.700	1.04	0.98 to 1.10	0.188	1.08	1.02 to 1.14	0.011
Bodily pain	0.90	0.85 to 0.96	0.001	0.89	0.83 to 0.96	0.002	0.88	0.81 to 0.95	0.001
General health	0.84	0.77 to 0.92	<0.001	0.90	0.80 to 1.02	0.089	0.93	0.83 to 1.04	0.212
Vitality	0.95	0.86 to 1.05	0.318	0.81	0.72 to 0.91	<0.001	0.99	0.88 to 1.12	0.873
Social functioning	1.02	0.95 to 1.10	0.598	1.00	0.91 to 1.10	0.993	1.02	0.92 to 1.12	0.759
Role limitations due to emotional problems	0.98	0.94 to 1.02	0.364	0.95	0.90 to 1.00	0.056	0.99	0.93 to 1.05	0.660
Mental health	0.80	0.74 to 0.87	<0.001	0.80	0.72 to 0.89	<0.001	0.89	0.81 to 0.98	<0.001

Association determined using multiple logistic regression analysis, final model. Adjusted for age and gender. Odds ratio (OR) with a 10-unit change. Intensive care unit patients only. CI, confidence interval.

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