Assessing differential item functioning for the Social Appearance Anxiety Scale: a Scleroderma Patient-centred Intervention Network (SPIN) Cohort Study

OBJECTIVES: The Social Appearance Anxiety Scale (SAAS) is a 16-item questionnaire developed to evaluate fear of appearance-based evaluation by others. The primary objective of this research was to investigate the existence of differential item functioning (DIF) for the 16 SAAS items, comparing patie...

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Publicat a:BMJ Open
Autors principals: Sommer, Sophia J, Harel, Daphna, Kwakkenbos, Linda, Carrier, Marie-Eve, Gholizadeh, Shadi, Gottesman, Karen, Leite, Catarina, Malcarne, Vanessa L, Thombs, Brett D
Format: Artigo
Idioma:Inglês
Publicat: BMJ Publishing Group 2020
Matèries:
Research Methods
Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC7552836/
https://ncbi.nlm.nih.gov/pubmed/33046467
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2020-037639
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