Recent topics of health outcomes research in oncology

This article reviews recent topics in health outcomes research. First, we discuss the concept and importance of ‘subjective’ assessment of quality of life (QOL), and introduce new guidance, by the respective medical product regulatory authorities in Europe and the United States, for labeling claims of medical products that are assessed for outcomes related to QOL. Second, we address the application of item response theory (IRT) in developing and...