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An Examination of the Structural Validity of the Physical Self-Description Questionnaire-Short Form (PSDQ-S) Using the Rasch Measurement Model
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Brown, Ted; Bonsaksen, Tore – Cogent Education, 2019
It is important for self-report scales and measures used by educators and health care professionals (such as the Physical Self-Description Questionnaire-Short Form [PSDQ-S]) to have documented reliability and validity. The aim of this study is to investigate the structural validity of the full PSDQ-S composite scale and 11 subscales using the…
Descriptors: Questionnaires, Physical Characteristics, Self Concept, Item Response Theory