Item response theory and its applications to patient-reported outcomes measurement

Chih-Hung Chang*, Bryce B. Reeve

*Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

89 Scopus citations

Abstract

This article provides an overview of item response theory (IRT) models and how they can be appropriately applied to patient-reported outcomes (PROs) measurement. Specifically, the following topics are discussed: (a) basics of IRT, (b) types of IRT models, (c) how IRT models have been applied to date, and (d) new directions in applying IRT to PRO measurements.

Original languageEnglish (US)
Pages (from-to)264-282
Number of pages19
JournalEvaluation and the Health Professions
Volume28
Issue number3
DOIs
StatePublished - Sep 1 2005

Keywords

  • Assessment
  • Computerized adaptive testing
  • Health
  • Item response theory
  • Outcomes

ASJC Scopus subject areas

  • Health Policy

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