Christodoulou C, Junghaenel DU, Dewalt DA, Rothrock N, & Stone AA. Cognitive interviewing in the evaluation of fatigue items: Results from the patient-reported outcomes measurement information system (PROMIS). Quality of Life Research. 2008 Oct 12. [Epub ahead of print] Department of Neurology, HSC T12-028, Stony Brook University, Stony Brook, NY, 11794-8121. OBJECTIVES: Cognitive Interviewing (CI) is a technique increasingly used to obtain respondent feedback on potential items during questionnaire development. No standard guidelines exist by which to incorporate CI feedback in deciding to retain, revise, or eliminate potential items. We used CI in developing fatigue items for the National Institutes of Health (NIH) Patient-Reported Outcomes Measurement Information System (PROMIS) Roadmap initiative. Our aims were to describe the CI process, formally evaluate the utility of decisions made on the basis of CI, and offer suggestions for future research. METHODS: Participants were ...
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