文章基本信息

标题：An in-depth psychometric analysis of the Connor-Davidson Resilience Scale: calibration with Rasch-Andrich model
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作者：Víctor B. Arias González ; María Teresa Crespo Sierra ; Benito Arias Martínez 等
期刊名称：Health and Quality of Life Outcomes
印刷版ISSN：1477-7525
电子版ISSN：1477-7525
出版年度：2015
卷号：13
期号：1
页码：154
DOI：10.1186/s12955-015-0345-y
语种：English
出版社：BioMed Central
摘要：The Connor-Davidson Resilience Scale (CD-RISC) is inarguably one of the best-known instruments in the field of resilience assessment. However, the criteria for the psychometric quality of the instrument were based only on classical test theory. The aim of this paper has focused on the calibration of the CD-RISC with a nonclinical sample of 444 adults using the Rasch-Andrich Rating Scale Model, in order to clarify its structure and analyze its psychometric properties at the level of item. Two items showed misfit to the model and were eliminated. The remaining 22 items form basically a unidimensional scale. The CD-RISC has good psychometric properties. The fit of both the items and the persons to the Rasch model was good, and the response categories were functioning properly. Two of the items showed differential item functioning. The CD-RISC has an obvious ceiling effect, which suggests to include more difficult items in future versions of the scale.
关键词：Differential Item Functioning ; Item Response Theory ; Latent Trait ; Item Difficulty ; Item Bank