Dimensionality of the Pittsburgh Sleep Quality Index: a systematic review

Dimensionality of the Pittsburgh Sleep Quality Index: a systematic review

Abstract Background The Pittsburgh Sleep Quality Index (PSQI) dimensionality is much debated, with the greatest number of reported factor structures. Therefore, this review appraised the methodologies of studies investigating the factor structure of the PSQI. Material and methods MEDLINE, PsycInfo,...

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Bibliographic Details
Main Authors: Md Dilshad Manzar, Ahmed S. BaHammam, Unaise Abdul Hameed, David Warren Spence, Seithikurippu R. Pandi-Perumal, Adam Moscovitch, David L. Streiner
Format: Article
Language:English
Published: BMC 2018-05-01
Series:Health and Quality of Life Outcomes
Subjects:
Confirmatory factor analysis
Dimensionality
Exploratory factor analysis
Model fit
Systematic review
Sleep
Online Access:http://link.springer.com/article/10.1186/s12955-018-0915-x

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http://link.springer.com/article/10.1186/s12955-018-0915-x

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