Synonyms
Definition
A 12-item patient-reported measure (questionnaire) of knee pain and function dimensions/domains or aspects of life combined in one composite scale. Devised in 1998 for assessing outcomes of knee replacement surgery. Oxford Knee Score © Isis Innovation Limited, Oxford UK 1998. All rights reserved.
License/questionnaire available via http://www.isis-innovation.com/licensing/healthoutcomes/index.html or innovation@isis.ox.ac.uk
Description
The Oxford Knee Score (OKS) consists of 12 questionnaire items with 5 ordinal response options each. Recall period “during the last 4 weeks.” Scoring: Originally, each item was scored 1–5 (5 = worst/most severe problems), with all item scores summed to produce scale 12–60. However, this has now changed (Murray et al., 2007).
The recommended method of scoring is now: each item 0–4 (4 = best/least problems), with all item scores summed to produce scale 0–48 (48 = best/least problems).
The OKS was devised...
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References
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Conaghan, P. G., Emerton, M., & Tennant, A. (2007). Internal construct validity of the Oxford knee scale: Evidence from Rasch measurement. Arthritis Care and Research, 57(8), 1363–1367.
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Davies, A. P. (2002). Rating systems for total knee replacement. The Knee, 9, 261–266.
Dawson, J., Fitzpatrick, R., Churchman, D., Verjee-Lorenz, A., & Clayson, D. (2010). User manual for the Oxford knee score (OKS). Oxford, UK: Isis Outcomes, Isis Innovation.
Dawson, J., Fitzpatrick, R., Murray, D., & Carr, A. (1998). Questionnaire on the perceptions of patients about total knee replacement. The Journal of Bone and Joint Surgery. British Volume, 80, 63–69.
Dunbar, M. J., Robertsson, O., Ryd, L., & Lidgren, L. (2000). Translation and validation of the Oxford-12 item knee score for use in Sweden. Acta Orthopaedica Scandinavica, 71, 268–274.
Garratt, A. M., Brealey, S., Gillespie, W. J., & DAMASK Trial Team. (2004). Patient-assessed health instruments for the knee: A structured review. Rheumatology, 43, 1414–1423.
Murray, D. W., Fitzpatrick, R., Rogers, K., Pandit, H., Beard, D. J., Carr, A. J., et al. (2007). The use of the Oxford hip and knee scores. The Journal of Bone and Joint Surgery. British Volume, 89-B, 1010–1014.
Naal, F. D., Impellizzeri, F. M., Sieverding, M., Loibl, M., von Knoch, F., Mannion, A. F., et al. (2009). The 12-item Oxford knee score: Cross-cultural adaptation into German and assessment of its psychometric properties in patients with osteoarthritis of the knee. Osteoarthritis and Cartilage, 17, 49–52.
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© 2014 Springer Science+Business Media Dordrecht
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Dawson, J. (2014). Oxford Knee Score. 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_2046
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DOI: https://doi.org/10.1007/978-94-007-0753-5_2046
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