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Article

Construct validity and differential item functioning of the PHQ-9 among health care workers: Rasch Analysis approach

2020-05-07

Abstract excerpt

<title>Abstract</title> <p>Background The Patient Health Questionnaire (PHQ-9) is a widely used self-report questionnaire to screen depression. Its psychometric property has been tested in many populations including health care workers. We used Rasch measurement theory to examine the psychometric properties of PHQ-9 regarding item difficulty, item fit and the differences between subgroups of respondents classifie...

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Literature Corpus work
25e3ba23-1cd3-58a2-a4cc-1c5835eb23a4
DOI
10.21203/rs.3.rs-25004/v1
Open publication

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Construct validity and differential item functioning of the PHQ-9 among health care workers: Rasch Analysis approachDOI 10.21203/rs.3.rs-25004/v1
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