Definition
The foot function index (FFI) is a self-administered questionnaire which can be used to evaluate the extent of foot pain and stiffness, the effect on daily foot-related activities, and the quality of life.
Description
The FFI was originally developed by a group of foot experts as a questionnaire to evaluate foot problems for patients with rheumatoid arthritis (Budiman-Mak, Conrad, & Roach, 1991). The original questionnaire (23 items) intends to measures three constructs of foot-related problems: foot pain, disability, and limitation of activities. Since the development of the original questionnaire, it has been revised by the authors to a more extensive version (FFI-R 68 items) (Budiman-Mak, Conrad, Stuck, & Matters, 2006). The FFI-R measures an additional construct, quality of life, and the original pain construct have been changed into a pain and stiffness construct. Other authors have translated the original version...
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References
Budiman-Mak, E., Conrad, K. J., & Roach, K. E. (1991). The Foot Function Index: A measure of foot pain and disability. Journal of Clinical Epidemiology, 44, 561–570.
Budiman-Mak, E., Conrad, K., Stuck, R., & Matters, M. (2006). Theoretical model and Rasch analysis to develop a revised Foot Function Index. Foot & Ankle International, 27, 519–527.
Kuyvenhoven, M. M., Gorter, K. J., Zuithoff, P., Budiman-Mak, E., Conrad, K. J., & Post, M. W. M. (2002). The foot function index with verbal rating scales (FFI-5pt): A clinimetric evaluation and comparison with the original FFI. Journal of Rheumatology, 29, 1023–1028.
Naal, F. D., Impellizzeri, F. M., Huber, M., & Rippstein, P. F. (2008). Cross-cultural adaptation and validation of the Foot Function Index for use in German-speaking patients with foot complaints. Foot & Ankle International, 29, 1222–1228.
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© 2014 Springer Science+Business Media Dordrecht
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van der Zwaard, B. (2014). Foot Function Index. In: Michalos, A.C. (eds) Encyclopedia of Quality of Life and Well-Being Research. Springer, Dordrecht. https://doi.org/10.1007/978-94-007-0753-5_1074
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DOI: https://doi.org/10.1007/978-94-007-0753-5_1074
Publisher Name: Springer, Dordrecht
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