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R code for IRT scoring of the VFS-A-10
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Description: This code can be used to calculate IRT scores using raw scores from a group of respondents who completed the Brief Version of the Vanderbilt Fatigue Scale for Adults (VFS-A-10). To download the code simply select the "Generate VFS-A-10 IRT" folder below and then click the "Download as zip" button to save the required files. Instructions for how to use the code are contained in the .R file. *A description of the development of the VFS-A-10 is provided in: Hornsby, B. W. Y., Camarata, S., Cho, S.-J., Davis, H., McGarrigle, R., & Bess, F. H. (2023, in press). Development and validation of a Brief Version of the Vanderbilt Fatigue Scale for Adults: The VFS-A-10). Ear and Hearing.
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