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Insomnia Severity Lab Report

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Objective: To evaluate the impact of insomnia severity on wellbeing, quality of life, and healthcare costs.
Methods: The sample included 2790 older individuals (median age = 76; interquartile rage [IQR] = 70-82) with chronic pain. The participants completed a cross –sectional postal survey assessing basic demographic data, pain duration, intensity and frequency, general well-being, and quality of life. Insomnia severity was measured using the Insomnia Severity Index (ISI). Data on healthcare costs were calculated as costs per year and measured in terms of outpatient care, inpatient care, pain drugs, total drugs, and total health care costs.
Results: The overall fraction of clinical insomnia was 24.6% (moderate clinical insomnia: 21.9% [95%
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