Improving the Measurement of Functional Somatic Symptoms With Item Response Theory

Volume: 28, Issue: 8, Pages: 1960 - 1970
Published: Aug 6, 2020
Abstract
More than 40 questionnaires have been developed to assess functional somatic symptoms (FSS), but there are several methodological issues regarding the measurement of FSS. We aimed to identify which items of the somatization subscale of the Symptom Checklist-90 (SCL-90) are more informative and discriminative between persons at different levels of severity of FSS. To this end, item response theory was applied to the somatization scale of the...
Paper Details
Title
Improving the Measurement of Functional Somatic Symptoms With Item Response Theory
Published Date
Aug 6, 2020
Journal
Volume
28
Issue
8
Pages
1960 - 1970
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