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Developed in 1994-1995
Roos EM
Roos EM, Roos HP, Ryd L, Lohmander LS. Substantial disability 3 months after arthroscopic partial meniscectomy: A prospective study of patient-relevant outcomes. Arthroscopy 2000; 16:619-26 (PubMed Abstract)
Roos EM, Roos HP, Lohmander LS. WOMAC Osteoarthritis Index--additional dimensions for use in subjects with post-traumatic osteoarthritis of the knee. Western Ontario and MacMaster Universities. Osteoarthritis Cartilage 1999; 7(2):216-2 (PubMed Abstract)
Roos EM, Roos HP, Ekdahl C, Lohmander LS. Knee injury and Osteoarthritis Outcome Score (KOOS)--validation of a Swedish version. Scand J Med Sci Sports 1998;8:439-48 (PubMed Abstract)
Roos EM, Roos HP, Lohmander LS, Ekdahl C, Beynnon BD. Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure. J Orthop Sports Phys Ther 1998; 28:88-96 (PubMed Abstract)
Roos EM
Institute of Sports Science and Clinical Biomechanics
University of Southern Denmark
Campusvej 55
DK-5230 Odense
Denmark
Email: eroos@health.sdu.dk
Available on www.koos.nu
The list of available translations is subject to constant changes and may not be exhaustive. It is provided for information only. Some recently produced translations may not be included in the list below yet. Please do check the status of available translations with Mapi Research Trust / the developers / copyright holders / distributors.
Also, the listed translations may not have undergone a full linguistic validation process and may require further work to be suitable for use in a study.
Available on www.koos.nu
Kessler S, Lang S, Puhl W, Stove J. [The Knee Injury and Osteoarthritis Outcome Score--a multifunctional questionnaire to measure outcome in knee arthroplasty] Z Orthop Ihre Grenzgeb. 2003 May-Jun;141(3):277-82. German
Xie F, Li SC, Roos EM, Fong KY, Lo NN, Yeo SJ, Yang KY, Yeo W, Chong HC, Thumboo J. Cross-cultural adaptation and validation of Singapore English and Chinese versions of the Knee injury and Osteoarthritis Outcome Score (KOOS) in Asians with knee osteoarthritis in Singapore. Osteoarthritis Cartilage. 2006 Nov;14(11):1098-103. Epub 2006 Jun 30
Response options:
Available scores:
Weighting:
Score direction:
Scoring manual and User's Guide are available on www.koos.nu
We have given each item below a number to indicate the level of information we have available. Our key indicates the following:
- Grade 1: information not found
- Grade 2: information mentioned
- Grade 3: information documented
- Grade 4: information documented and access to the source materials provided/possible
- Choice of the data collection method: Not detailed - Grade 1
- Choice of the recall period: 1 week. Shortest thinkable where a clinical difference may occur and long enough to allow all functions to be performed during the recall time - Information provided by the author, Grade 2
- Choice of the response options: according to WOMAC. A VAS was tried first, but the lengthy instructions to patients made authors switch to Likert-boxes - Information provided by the author, Grade 2
- Evaluation of patient understanding:
- International issues (translatability): Not detailed - Grade 1
- Choice of format, development of administration instructions and training: Not detailed - Grade 1
- Identification of preliminary scoring of items and dimensions: Not detailed - Grade 1
- Assessment of respondent and administrator burden: Not detailed - Grade 1
Roos EM, Roos HP, Lohmander LS, Ekdahl C, Beynnon BD. Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure. J Orthop Sports Phys Ther 1998; 28:88-96 (PubMed Abstract)
Information not specified for the population for which the instrument was developed
- ICC:0.85 for pain, 0.93 for symptoms, 0.75 for ADL, 0.81 for sport and recreation function, 0.86 for knee-related quality of life; p= not specified
- Population/Disease:Subjects about to undergo anterior cruciate ligament reconstruction; n= 13
- Was a definition of stability applied to identify stable patients:No
- Time frame or interval between the two administrations:9 days
Reference:
Roos EM, Roos HP, Lohmander LS, Ekdahl C, Beynnon BD. Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure. J Orthop Sports Phys Ther 1998; 28:88-96 (PubMed Abstract)
Information not specified for the population for which the instrument was developed
More information in:
Roos EM, Roos HP, Lohmander LS, Ekdahl C, Beynnon BD. Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure. J Orthop Sports Phys Ther 1998; 28:88-96 (PubMed Abstract)
Roos EM, Roos HP, Ekdahl C, Lohmander LS. Knee injury and Osteoarthritis Outcome Score (KOOS)--validation of a Swedish version. Scand J Med Sci Sports 1998;8:439-48 (PubMed Abstract)
Interpretability
Minimal Important Difference (MID):8 to 10 may represent the MID
Reference:
Roos EM, Lohmander LS. The Knee injury and Osteoarthritis Outcome Score (KOOS): from joint injury to osteoarthritis. Health Qual Life Outcomes. 2003 Nov 3;1(1):64 (Full text article)
Roos EM, Roos HP, Ryd L, Lohmander LS. Substantial disability 3 months after arthroscopic partial meniscectomy: A prospective study of patient-relevant outcomes. Arthroscopy 2000; 16:619-26 (PubMed Abstract)
Roos EM, Roos HP, Lohmander LS. WOMAC Osteoarthritis Index--additional dimensions for use in subjects with post-traumatic osteoarthritis of the knee. Western Ontario and MacMaster Universities. Osteoarthritis Cartilage 1999; 7(2):216-2 (PubMed Abstract)
Roos EM, Roos HP, Ekdahl C, Lohmander LS. Knee injury and Osteoarthritis Outcome Score (KOOS)--validation of a Swedish version. Scand J Med Sci Sports 1998;8:439-48 (PubMed Abstract)
Roos EM, Roos HP, Lohmander LS, Ekdahl C, Beynnon BD. Knee Injury and Osteoarthritis Outcome Score (KOOS)--development of a self-administered outcome measure. J Orthop Sports Phys Ther 1998; 28:88-96 (PubMed Abstract)
- See(PubMed results)