Open AccessConfirmatory Factor Analysis of a Portuguese Version of the Pittsburgh Sleep Quality Index
Author(s) -
Carla Teixeira,
Andreia Caçador,
Tatiana Ferreira,
José Vasconcelos-Raposo
Publication year - 2018
Language(s) - English
DOI - 10.26580/pthj.art6.2018
Subject(s) - pittsburgh sleep quality index , confirmatory factor analysis , psychology , portuguese , structural equation modeling , sleep quality , clinical psychology , statistics , mathematics , insomnia , psychiatry , linguistics , philosophy