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Open AccessJournal ArticleDOI

The Knee injury and Osteoarthritis Outcome Score (KOOS): from joint injury to osteoarthritis.

Ewa M. Roos, +1 more
- 03 Nov 2003 - 
- Vol. 1, Iss: 1, pp 64-64
TLDR
The KOOS is a valid, reliable and responsive self-administered instrument that can be used for short-term and long-term follow-up of several types of knee injury including osteoarthritis.
Abstract
The Knee injury and Osteoarthritis Outcome Score (KOOS) was developed as an extension of the WOMAC Osteoarthritis Index with the purpose of evaluating short-term and long-term symptoms and function in subjects with knee injury and osteoarthritis. The KOOS holds five separately scored subscales: Pain, other Symptoms, Function in daily living (ADL), Function in Sport and Recreation (Sport/Rec), and knee-related Quality of Life (QOL). The KOOS has been validated for several orthopaedic interventions such as anterior cruciate ligament reconstruction, meniscectomy and total knee replacement. In addition the instrument has been used to evaluate physical therapy, nutritional supplementation and glucosamine supplementation. The effect size is generally largest for the subscale QOL followed by the subscale Pain. The KOOS is a valid, reliable and responsive self-administered instrument that can be used for short-term and long-term follow-up of several types of knee injury including osteoarthritis. The measure is relatively new and further use of the instrument will add knowledge and suggest areas that need to be further explored and improved.

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Journal ArticleDOI

Expanding roles in orthopaedic care: a comparison of physiotherapist and orthopaedic surgeon recommendations for triage

TL;DR: Patients with hip or knee pain referred to orthopaedic surgeons can be appropriately referred for orthopairedic consultation by physiotherapists working in extended roles.
Proceedings Article

The Effectiveness of a Web-Based Physical Activity Intervention in Patients with Knee And/or Hip Osteoarthritis: A Randomized Controlled Trial

Abstract: Background: Patients with knee and/or hip osteoarthritis (OA) are less physically active than the general population, while benefits of physical activity (PA) have been well documented. Studies have shown the potential of web-based interventions for change in PA behavior. Therefore, we developed a web-based intervention to improve PA levels in patients with knee and/or hip OA, entitled Join2move. The Join2move intervention is a self-paced nine week PA program in which patients’ favourite recreational activity is gradually increased in a time-contingent way. Objective: To investigate whether a fully automated web-based PA intervention in patients with knee and/or hip OA would result in improved levels of physical activity, physical function and self-perceived effect compared with a waiting list control group. Methods: The study design was a randomized, unblinded, controlled, two-armed trial. Ethics approval was obtained from the medical ethics committee of the VU University Medical Center Amsterdam. Sedentary volunteers with knee and/or hip OA were recruited via articles in newspapers and health-related websites. Eligibility criteria for participants were 1) age 50-75, 2) self-reported OA in knee and/or hip, 3) self-reported sedentary behaviour (<30 minutes of moderate PA on fewer than 4 days per week, 4) no face to face consults with a healthcare provider, other than GP, for OA in the last 6 months, 5) ability to access the internet weekly. Baseline, 3 and 12 months follow-up data were collected through online questionnaires. We used Actigraph accelerometers to measure objective PA. Primary outcomes were PA, physical function and self-perceived effect. Secondary outcomes were pain, fatigue, anxiety, depression, OA related symptoms, quality of life, self-efficacy, pain coping and locus of control. Results: Of the 581 interested respondents, 199 eligible participants were randomly assigned to the intervention (n=100) or waiting list control group (n=99). Response rates of questionnaires were 84.4% after 3 months and 75.4% after 12 months. In this study, 94 (94%) participants actually started the program and 46 users (46%) reached the adherence threshold of 6 out of 9 modules completed. At 3 months, participants in the intervention group reported a significantly improved physical function status (p=<0.02, d=0.23) and a positive self-perceived effect (p=<0.01, OR=10.7) compared with the control group. However, no effect was found for self-reported PA (p=0.9, d=0) and PA measured with an accelerometer (p=0.83, d=0.05). After 12 months, the intervention group showed higher levels of subjective and objective PA (p=0.02, d=0.29 and p=<0.05,d=0.45) compared with the control group. After 12 months, no effect was found for physical function (p=0.1, d=0.18) and self-perceived effect (p=0.5, OR=1.2). For secondary endpoints, the intervention group consistently demonstrated significant improvements in favor of the intervention group. Conclusion: The web-based intervention Join2move resulted in changes in the desired direction for several primary and secondary outcomes. Given the clinically relevant benefits and its self-help format, Join2move could be a key component in the effort to enhance PA in sedentary patients with knee and/or hip OA. []
Journal ArticleDOI

Treatment of severe ankle sprain: a pragmatic randomised controlled trial comparing the clinical effectiveness and cost-effectiveness of three types of mechanical ankle support with tubular bandage. The CAST trial.

TL;DR: The below knee cast and the Aircast brace offered cost-effective alternatives to tubular bandage for acute severe ankle sprain, the former having the advantage in terms of overall recovery at 3 months, and there were no differences in long-term outcome.
Journal ArticleDOI

Patient Profiling in Cartilage Regeneration Prognostic Factors Determining Success of Treatment for Cartilage Defects

TL;DR: This study illustrates the influence of patient age and defect location and age on clinical outcome 3 years after treatment of a focal cartilage lesion in patients with a traumatic knee injury.
Journal ArticleDOI

Bridge-Enhanced Anterior Cruciate Ligament Repair: Two-Year Results of a First-in-Human Study

TL;DR: In this small, first-in-human study, BEAR produced similar outcomes to ACLR with a hamstring autograft, and may result in knee stability and patient-reported outcomes at 2 years sufficient to warrant longer term studies of efficacy in larger groups of patients.
References
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Journal ArticleDOI

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John E. Ware, +1 more
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Journal Article

Validation study of WOMAC: a health status instrument for measuring clinically important patient relevant outcomes to antirheumatic drug therapy in patients with osteoarthritis of the hip or knee.

TL;DR: WOMAC is a disease-specific purpose built high performance instrument for evaluative research in osteoarthritis clinical trials and fulfil conventional criteria for face, content and construct validity, reliability, responsiveness and relative efficiency.
Journal ArticleDOI

Rating systems in the evaluation of knee ligament injuries.

TL;DR: A new activity grading scale, where work and sport activities were graded numerically, was constructed as complement to the functional score, showing that the symptom-related score gave a more differentiated picture of the disability.
Journal ArticleDOI

Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure

TL;DR: The KOOS proved reliable, responsive to surgery and physical therapy, and valid for patients undergoing anterior cruciate ligament reconstruction, and can be used to evaluate the course of knee injury and treatment outcome.
Journal ArticleDOI

Knee injury and Osteoarthritis Outcome Score (KOOS) - validation and comparison to the WOMAC in total knee replacement.

TL;DR: The Knee injury and Osteoarthritis Outcome Score (KOOS) is a valid, reliable, and responsive outcome measure in total joint replacement and may be at least as responsive as the WOMAC.
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