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Tuyển tập các báo cáo nghiên cứu về hóa học được đăng trên tạp chí sinh học quốc tế đề tài : Functional improvement after Total Knee Arthroplasty Revision: New observations on the dimensional nature of outcome | Journal of Orthopaedic Surgery and Research Research article BioMed Central Open Access Functional improvement after Total Knee Arthroplasty Revision New observations on the dimensional nature of outcome Kevin J Mulhall 1 Hassan M Ghomrawi 2 Boris Bershadsky 2 and Khaled J Saleh 3 Address department of Orthopaedic Surgery Mater Misericordiae University Hospital Dublin Ireland 2Clinical Outcome Research Center University of Minnesota Minneapolis MN 55455 USA and department of Orthopaedic Surgery University of Virginia Charlottesville VA 22908 USA Email Kevin J Mulhall - kjm@indigo.ie Hassan M Ghomrawi - ghom0001@umn.edu Boris Bershadsky - bershab@ccf.org Khaled J Saleh - saleh@virginia.edu Corresponding author Equal contributors Published 7 December 2007 Received 26 November 2006 Journal of Orthopaedic Surgery and Research 2007 2 25 doi 10.1186 1749-799X-2-25 Accepted 7December 2007 This article is available from http www.josr-online.com content 2 1 25 2007 Mulhall et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Despite the numerous outcomes measures described it remains unclear what aspects of patient outcome are important in determining actual improvement following total knee arthroplasty revisions TKAR . We performed a prospective cohort study of TKAR to determine the components of clinical improvement and how they are related and best measured. Methods An improvement scale was devised utilizing data from 186 consecutive TKAR patients on SF-36 physical PCS and mental MCS components Western Ontario and McMaster Universities Osteoarthritis WOMAC Index Knee Society Score KSS a novel Activity Scale AS and a physician derived severity assessment scale performed both preoperatively and at 6 month .
