Department of Biostatistics Seminar/Workshop Series

Applications of Latent Variable Methods in Item Analysis and Survey Scaling

Irene Feurer, PhD

Research Professor of Surgery and Biostatistics, Director of Quantitative Services and Outcomes Research
Transplant Center, VUMC

Wednesday, November 5, 1:45-2:55pm, MRBIII Conference Room 1220

Intended Audience: Persons interested in applied statistics, statistical theory, epidemiology, health services research, clinical trials methodology, statistical computing, statistical graphics, R users or potential users

Several latent variable methods, including principal component and bifactor analysis, and their application in first- and second-order survey scaling and establishing internal consistency reliability, will be discussed. Specific survey examples will include the SF-36 Health Survey, Vanderbilt Transplant Center Patient Satisfaction Inventory, Center for Epidemiologic Studies Depression Scale, and the initial development of the Vanderbilt Bill Wilkerson Center for Otolaryngology Quantitative Dizziness Questionnaire.

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