An Item Response Theory-Based Pain Item Bank Can Enhance Measurement Precision
نویسندگان
چکیده
منابع مشابه
Item response theory for measurement validity
Item response theory (IRT) is an important method of assessing the validity of measurement scales that is underutilized in the field of psychiatry. IRT describes the relationship between a latent trait (e.g., the construct that the scale proposes to assess), the properties of the items in the scale, and respondents' answers to the individual items. This paper introduces the basic premise, assum...
متن کاملItem response theory and clinical measurement.
In this review, we examine studies that use item response theory (IRT) to explore the psychometric properties of clinical measures. Next, we consider how IRT has been used in clinical research for: scale linking, computerized adaptive testing, and differential item functioning analysis. Finally, we consider the scale properties of IRT trait scores. We conclude that there are notable differences...
متن کاملAnalysis of differential item functioning in the depression item bank from the Patient Reported Outcome Measurement Information System (PROMIS): An item response theory approach.
The aims of this paper are to present findings related to differential item functioning (DIF) in the Patient Reported Outcome Measurement Information System (PROMIS) depression item bank, and to discuss potential threats to the validity of results from studies of DIF. The 32 depression items studied were modified from several widely used instruments. DIF analyses of gender, age and education we...
متن کاملHow Item Response Theory can solve problems of ipsative data
.......................................................................................................... 3 Introduction ..................................................................................................... 4 Single-stimulus response format ................................................................... 4 Response biases affecting single-stimulus items ........................
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ژورنال
عنوان ژورنال: Journal of Pain and Symptom Management
سال: 2005
ISSN: 0885-3924
DOI: 10.1016/j.jpainsymman.2005.03.009