Does response shift impact interpretation of change even among scales developed using item response theory?

Does response shift impact interpretation of change even among scales developed using item response theory?

Abstract Background Response-shift effects impact the interpretation of change in quality-of-life (QOL) measures developed with classical test theory (CTT) methods. This study evaluated the impact of response shift on measures developed using Item Response Theory (IRT), as compared to CTT. Methods C...

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Bibliographic Details
Main Authors: Carolyn E. Schwartz, Brian D. Stucky, Wesley Michael, Bruce D. Rapkin
Format: Article
Language:English
Published: SpringerOpen 2020-01-01
Series:Journal of Patient-Reported Outcomes
Subjects:
Item response theory
Classical test theory
Residual modeling
Response shift
Appraisal
Life events
Online Access:https://doi.org/10.1186/s41687-019-0162-x

Internet

https://doi.org/10.1186/s41687-019-0162-x

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