Valid group comparisons can be made with the Patient Health Questionnaire (PHQ-9): A measurement invariance study across groups by demographic characteristics

Villarreal‐Zegarra, David; Copez-Lonzoy, Anthony; Bernabé‐Ortiz, Antonio; J. Meléndez‐Torres, G.; Carlos Bazo‐Alvarez, Juan

doi:10.1371/journal.pone.0221717

Public

Valid group comparisons can be made with the Patient Health Questionnaire (PHQ-9): A measurement invariance study across groups by demographic characteristics

Published in PLoS ONE • Sep 9, 2019

Authors:

David Villarreal‐Zegarra

Anthony Copez-Lonzoy

Antonio Bernabé‐Ortiz

Abstract

OBJECTIVE: Analyze the measurement invariance and the factor structure of the Patient Health Questionnaire-9 (PHQ-9) in the Peruvian population. METHOD: Secondary data analysis performed using cross-sectional data from the Health Questionnaire of the Demographic and Health Survey in Peru. Variables ...

Subject

Confirmatory factor analysis

Measurement invariance

Socioeconomic status

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