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Effects Of Video Enhancement In A Stated-Choice Experiment On Medical Decision Making, Susanne Hoffmann, Joachim Winter, Francis G. Caro, Alison Gottlieb
Effects Of Video Enhancement In A Stated-Choice Experiment On Medical Decision Making, Susanne Hoffmann, Joachim Winter, Francis G. Caro, Alison Gottlieb
Gerontology Institute Publications
Background. The internet can be useful in administering stated-choice experiments to understand medical decision making and refine the content of patient decision aids. In internet-based stated-choice experiments, video and audio files can be used to provide information to respondents. Quality of data may or may not be affected.
Objectives. In a methodological experiment concerned with administration of a stated-choice experiment on the internet concerned with knee-replacement surgery, we compared the data quality obtained with video-enhanced and conventional text formats.
Methods. Members of the RAND Corporation’s American Life Panel and 50 years of age or older (n=1616) were randomly assigned to …