Potential application of item-response theory to interpretation of medical codes in electronic patient records

<p>Abstract</p> <p>Background</p> <p>Electronic patient records are generally coded using extensive sets of codes but the significance of the utilisation of individual codes may be unclear. Item response theory (IRT) models are used to characterise the psychometric prop...

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Bibliographic Details
Main Authors: Dregan Alex, Grieve Andy, van Staa Tjeerd, Gulliford Martin C
Format: Article
Language:English
Published: BMC 2011-12-01
Series:BMC Medical Research Methodology
Online Access:http://www.biomedcentral.com/1471-2288/11/168