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Publication Abstract

Authors: Chang CH, Reeve BB

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

Journal: Eval Health Prof 28(3):264-82

Date: 2005 Sep

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.

Last Modified: 03 Sep 2013