Shortening Pittsburgh Sleep Quality Index Survey Using Factor Analysis
نویسندگان
چکیده
منابع مشابه
The Pittsburgh Sleep Quality Index (PSQI).
WHY: For all people, sleep is part of the rhythm of life. Without a " good " sleep, the body loses the ability to revitalize, the mind is less adept and one's mood is altered. Circadian rhythms have a major impact on older adults' health and well-being. Normal aging changes conspire to interfere with the quality of sleep, while health and medication use can affect the sleep patterns in a negati...
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The primary aim of this study was to fit and test the hypothesized three-factor model of the Pittsburgh Sleep Quality Index (PSQI) reported by Cole (2006) in renal transplant (RTx) recipients. We conducted a cross-sectional descriptive study using a convenience sample of home-dwelling RTx recipients, transplanted 6 months to 5 years prior to initiation of the study. Of the 135 RTx patients meet...
متن کاملConfirmatory factor analysis of the Pittsburgh Sleep Quality Index in rheumatoid arthritis patients.
The purpose of this research was to evaluate the factor structure of the Pittsburgh Sleep Quality Index (PSQI) in rheumatoid arthritis (RA). The sample included 107 patients with RA, 88 females and seven males, with an average age of 56.09 years, recruited from the greater Southern California area. Confirmatory factor analysis evaluated single, two- and three-factor models. The single factor so...
متن کاملPsychometric evaluation of the Pittsburgh Sleep Quality Index.
The Pittsburgh Sleep Quality Index (PSQI) measures sleep quality and disturbance retrospectively over a 1-month period using self-reports. Although the PSQI has been used in a variety of populations, published psychometric data are limited. The goal of this study was to examine psychometric properties of the PSQI among four populations: bone marrow transplant patients (n=155); renal transplant ...
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OBJECTIVE The Pittsburgh Sleep Quality Index (PSQI) is used extensively to assess subjective sleep disturbance in cancer populations. Although previous studies on the PSQI suggested a better fit for a two- or three-factor model than the original one-factor model, none accounted for the indicator-specific effect between sleep duration and habitual sleep efficiency. This study evaluated the PSQI'...
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ژورنال
عنوان ژورنال: Journal of Nutrition Education and Behavior
سال: 2016
ISSN: 1499-4046
DOI: 10.1016/j.jneb.2016.04.322