Quality of Life Research

Applying item response theory to enhance health outcomes assessment

• Editorial notes

Bryce B. Reeve, Ron D. Hays, Chih-Hung Chang, Eleanor M. Perfetto

Applying item response theory (IRT) modeling to questionnaire development, evaluation, and refinement

• Original Paper

Maria Orlando Edelen, Bryce B. Reeve

The role of the bifactor model in resolving dimensionality issues in health outcomes measures

• Original Paper

Steven P. Reise, Julien Morizot, Ron D. Hays

Differential item functioning and health assessment

• Original Paper

Jeanne A. Teresi, John A. Fleishman

Evaluating measurement equivalence using the item response theory log-likelihood ratio (IRTLR) method to assess differential item functioning (DIF): applications (with illustrations) to measures of physical functioning ability and general distress

• Original Paper

Jeanne A. Teresi, Katja Ocepek-Welikson, Marjorie Kleinman, Karon F. Cook, Paul K. Crane, Laura E. Gibbons, Leo S. Morales, Maria Orlando-Edelen, David Cella

A comparison of three sets of criteria for determining the presence of differential item functioning using ordinal logistic regression

• Original Paper

Paul K. Crane, Laura E. Gibbons, Katja Ocepek-Welikson, Karon Cook, David Cella, Kaavya Narasimhalu, Ron D. Hays, Jeanne A. Teresi

Linking scores from multiple health outcome instruments

• Original Paper

Neil J. Dorans

Developing tailored instruments: item banking and computerized adaptive assessment

• Original Paper

Jakob Bue Bjorner, Chih-Hung Chang, David Thissen, Bryce B. Reeve

Methodological issues for building item banks and computerized adaptive scales

• Original Paper

David Thissen, Bryce B. Reeve, Jakob Bue Bjorner, Chih-Hung Chang

IRT health outcomes data analysis project: an overview and summary

• Original Paper

Karon F. Cook, Cayla R. Teal, Jakob B. Bjorner, David Cella, Chih-Hung Chang, Paul K. Crane, Laura E. Gibbons, Ron D. Hays, Colleen A. McHorney, Katja Ocepek-Welikson, Anastasia E. Raczek, Jeanne A. Teresi, Bryce B. Reeve

The future of outcomes measurement: item banking, tailored short-forms, and computerized adaptive assessment

• Original Paper

David Cella, Richard Gershon, Jin-Shei Lai, Seung Choi

Development and evaluation of a computer adaptive test for ‘Anxiety’ (Anxiety-CAT)

Otto B. Walter, Janine Becker, Jakob B. Bjorner, Herbert Fliege, Burghard F. Klapp, Matthias Rose

Patient-reported outcomes measurement and management with innovative methodologies and technologies

Chih-Hung Chang

Practical and philosophical issues surrounding a national item bank: if we build it will they come?

• Original Paper

Dennis A. Revicki, Jeff Sloan

Enhancing measurement in health outcomes research supported by Agencies within the US Department of Health and Human Services

• Original Paper

Bryce B. Reeve, Laurie B. Burke, Yen-pin Chiang, Steven B. Clauser, Lisa J. Colpe, Jeffrey W. Elias, John Fleishman, Ann A. Hohmann, Wendy L. Johnson-Taylor, William Lawrence, Claudia S. Moy, Louis A. Quatrano, William T. Riley, Barbara A. Smothers, Ellen M. Werner

Applying item response theory and computer adaptive testing: the challenges for health outcomes assessment

Peter M. Fayers

Next steps for use of item response theory in the assessment of health outcomes

• Original Paper

Ron D. Hays, Joseph Lipscomb