Depressive symptomatology in Brazil: perspectives of statistical and psychometrics analyses of the PHQ-9 at four time-points (2020–2023) in the COVID-19 pandemic

Depressive symptomatology in Brazil: perspectives of statistical and psychometrics analyses of the PHQ-9 at four time-points (2020–2023) in the COVID-19 pandemic

The present research assessed the psychometric properties of the Patient Health Questionnaire-9 (PHQ-9) through an examination of its internal structure, invariance analysis, and standardization. Social distribution analyses of the measure were conducted using linear and binomial logistic regression...

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Bibliographic Details
Main Authors: Andre Faro, Daiane Nunes, Derek Falk
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-02-01
Series:Frontiers in Psychology
Subjects:
depression
PHQ-9
psychometric properties
normative score assessment
social distribution
COVID-19
Online Access:https://www.frontiersin.org/articles/10.3389/fpsyg.2025.1440054/full
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