Examining the Factor Structure of the Pittsburgh Sleep Quality Index in a Multi-Ethnic Working Population in Singapore

The Pittsburgh Sleep Quality Index (PSQI) is a widely used measure for assessing sleep impairment. Although it was developed as a unidimensional instrument, there is much debate that it contains multidimensional latent constructs. This study aims to investigate the dimensionality of the underlying f...

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Bibliographic Details
Published in:Int J Environ Res Public Health
Main Authors: Dunleavy, Gerard, Bajpai, Ram, Comiran Tonon, André, Chua, Ai Ping, Cheung, Kei Long, Soh, Chee-Kiong, Christopoulos, Georgios, de Vries, Hein, Car, Josip
Format: Artigo
Language:Inglês
Published: MDPI 2019
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Article
Online Access:https://ncbi.nlm.nih.gov/pmc/articles/PMC6926964/
https://ncbi.nlm.nih.gov/pubmed/31756941
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.3390/ijerph16234590
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