Are scores on English and French versions of the PHQ-9 comparable? An assessment of differential item functioning

Medical research increasingly utilizes patient-reported outcome measures administered and scored in different languages. In order to pool or compare outcomes from different language versions, instruments should be measurement equivalent across linguistic groups. The objective of this study was to ex...

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Veröffentlicht in:	PloS one 2012-12, Vol.7 (12), p.e52028-e52028
Hauptverfasser:	Arthurs, Erin, Steele, Russell J, Hudson, Marie, Baron, Murray, Thombs, Brett D
Format:	Artikel
Sprache:	eng
Schlagworte:	Analysis Canada Chronic illnesses Collaboration Equivalence Ethics Female Health surveys Health Surveys - standards Hospitals Humans Language Linguistics Male Measuring instruments Medical research Medical screening Medicine Mental depression Middle Aged Outcome Assessment (Health Care) - methods Outcome Assessment (Health Care) - standards Patients Psychiatry Quantitative psychology Rheumatology Sampling methods Scleroderma Scleroderma (Disease) Scleroderma, Systemic - diagnosis Self Report Social and Behavioral Sciences Statistical analysis Statistical methods Studies Surveys and Questionnaires - standards Systemic sclerosis
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