Development of computerized adaptive testing (CAT) for the EORTC QLQ-C30 physical functioning dimension

Morten Aa Petersen, Mogens Groenvold, Neil K Aaronson, Wei-Chu Chie, Thierry Conroy, Anna Costantini, Peter Fayers, Jorunn Helbostad, Bernhard Holzner, Stein Kaasa, Susanne Singer, Galina Velikova, Teresa Young

    40 Citationer (Scopus)

    Abstract

    Computerized adaptive test (CAT) methods, based on item response theory (IRT), enable a patient-reported outcome instrument to be adapted to the individual patient while maintaining direct comparability of scores. The EORTC Quality of Life Group is developing a CAT version of the widely used EORTC QLQ-C30. We present the development and psychometric validation of the item pool for the first of the scales, physical functioning (PF).
    OriginalsprogEngelsk
    TidsskriftQuality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation
    Vol/bind20
    Udgave nummer4
    Sider (fra-til)479-90
    Antal sider12
    DOI
    StatusUdgivet - 1 maj 2011

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