The womac scale was designed to measure dysfunction and pain associated with oa of the lower extremities by assessing 17 functional activities. Validation of a proposed womac short form for patients with. The womac is currently the only outcome measure that has validated responder definitions and cutoff points specifically for tkr. Current functional outcome assessment a patient having a documented functional outcome. However, these domains could be included in future oa trials as secondary outcome variables. Choice of recall period for patientreported outcome measures.
Marco monticone, md, phd, director of the physical medicine and. Outcome variables for osteoarthritis clinical trials. Quality of life has multiple dimensions, and in recent years, researchers and clinicians have produced several generic and diseasespecific questionnaires to. Preliminary psychometric testing suggests this oa pain measure is reliable and valid. Background patientrelevant outcome measures are now promoted in. Please enter your personal details first name, last name, and email address are required. Selfreported outcomes of patients undergoing total hip. The womac index is a diseasespecific, tridimensional self administered questionnaire, for assessing health status and health outcomes in osteoarthritis of the knee andor hip. The following questions concern the amount of pain you are currently experiencing in your knees.
Its use is recommended for clinical and research purposes. The western ontario and mcmaster universities arthritis index womac is widely used in the evaluation of hip and knee osteoarthritis. Mcmaster osteoarthritis index womac please circle the. The use and reporting of womac for the assessment of.
Summary of clinical outcome measures for sportsrelated. This measure may be submitted by merit based incentive payment system mips eligible clinicians who perform the quality actions described in the measure based on the services provided and the measure specific denominator coding. Trials that used the womac outcome were examined for correct use and clear reporting of the womac pain subscale and the womac index. The clear wording of the items together with the simple scoring algorithm enhances the applicability of this. Validation of a proposed womac short form for patients. Summary of clinical outcome measures for sportsrelated knee. However, such outcomes are often missing from studies of clinical effectiveness. A 40 item questionnaire hip disability and osteoarthritis outcome score, hoos. The womac index has been used extensively in clinical trials, and has generally been shown to exhibit greater or comparable responsiveness to change than other tests. The diseasespecific questionnaire, western ontario and mcmaster universities osteoarthritis index womac, is the most widely used instrument to evaluate symptomatology and function in patients with hip or knee osteoarthritis oa 15. The womac is a widely used selfadministered health status measure used in assessing pain, stiffness, and function in patients with oa of the hip or knee. Our primary outcome measure was the western ontario and mcmaster universities osteoarthritis index womac pain subscale, and we hypothesized that prp would lead to a favorable, statistically significant difference when compared with ha at 12 and 24 weeks after treatment. Current functional outcome assessment a patient having a. We aimed to explore the internal validity and responsiveness of this vas version of the womac.
Development and preliminary psychometric testing of a new oa. Pdf to assess psychometric properties of the western ontario and macmasters universities. Economic evaluation typically is conducted using health state utilities to estimate treatment benefits. For each situation, please enter the amount of pain you have experienced in the past 48 hours. May 30, 2003 the aim of the study was to evaluate if physical functions usually associated with a younger population were of importance for an older population, and to construct an outcome measure for hip osteoarthritis with improved responsiveness compared to the western ontario mcmaster osteoarthritis score womac lk 3. Pdf womacpf as a measure of physical function in patients with. Modelling the relationship between the womac osteoarthritis. Download pdf, 48kb the auscan index is a diseasespecific, tridimensional selfadministered questionnaire, for assessing health status and health outcomes in. The outcome measures hierarchy survival degree of healthrecovery time to recovery and return to normal activities sustainability of healthrecovery and nature of recurrences disutility of the care or treatment process e. The western ontario shoulder instability index wosi. Pdf the use and reporting of womac in the assessment of. Roos em, roos hp, lohmander ls, ekdahl c, beynnon bd.
Patientreported outcome instruments for use in patients with articular cartilage defects. Validationstudy of womac a healthstatus instrument for measuring clinically important patient relevant outcomes to antirheumatic drugtherapy in patients with osteoarthritis of. A popular patientreported outcome measure prom used for evaluation with hip and knee osteoarthritis is the western ontario and mcmaster universities osteoarthritis index womac. Alternatively a visual analogue scale vas may be used ranging from 0 to 10. Evidence in the literature suggests that the anterior approach for tha has been associated with.
In 1994 a consensus meeting recommended the use of womac as a primary measure of efficacy in oa. Marie westby, ronda field, maureen duggan, dolores langford, robyn laytham, steven longstaff, lauren welch, alison hoens. Jan 23, 2012 the aims of the present study were first to detect mcid for womac in a moroccan population, and second, to identify the best pretreatment predictors on the change of health after treatment by nonspecific, nonsteroidal antiinflammatory drugs nsaids, and to evaluate whether the predictors were dependent on the choice of the response criterion. Furthermore, the womac has been used as an outcome measure in evaluating. The womac questionnaire was administered through facetoface interviews at baseline and at hospital discharge. This varies, however, for different subscales and types of interventions. The measure was developed to evaluate clinically important, patientrelevant changes in health status resulting from treatment interventions. It is a valid, reliable and responsive measure of outcome, and has been used in diverse clinical and interventional environments. Data were obtained from 72 patients with oa of the knee.
The utility of outcome measures in total knee replacement. Western ontario and mcmaster universities osteooarthritis. The lefs can be used by clinicians as a measure of patients initial function, ongoing progress and outcome, as well as to set functional goals. If the activity in question is limited by something other than your foot or ankle, mark na no difficulty at all slight difficulty moderate. In conclusion, the koos outcome measure was successfully translated into italian, and proved to have good psychometric properties that replicated the results of other existing versions. In summary, the womac is a valid, reliable and responsive measure for evaluating outcomes of interventions for people with osteoarthritis. Universities osteoarthritis index and a selfreport format of the self. Randomized controlled trials strand and kelman 25 responses to treatment and diseas e activity, a mean score of all individual endpoints, and total womac. The koos evaluates both shortterm and longterm consequences of knee injury and also consequences of primary osteoarthritis oa. The harris hip score is composed of four subscales. We adapted the womac for the italian language and tested its metric properties in 304 patients with symptomatic oa of the knee. The womac is a multidimensional selfadministered outcome measure. The measure was developed to evaluate clinically important, patient.
Translation, adaptation and validation of the western. In sections a, b, and c, questions will be asked about your hip or knee pain. At the 3month and 6month followup assessments, the womac was administered through telephone interviews. To evaluate the acceptability, reliability, validity and responsiveness of the turkish version of western ontario and mcmaster universities womac osteoarthritis oa index in physiotherapy outpatient practice in turkey. If you are unsure about how to answer a question, please give the best answer you can.
Womac osteoarthritis index rozina and smith physical therapy. Outcome measures for total joint arthroplasty 2014 1 developed by the bc physical therapy total joint arthroplasty and outcome measures knowledge translation task force. Hip disability and osteoarthritis outcome score hoos. Development and preliminary psychometric testing of a new. The western ontario and mcmaster universities arthritis index womac is a commonly used outcome measure for osteoarthritis. For the purposes of metaanalysis and network metaanalysis, the use of standard outcome measures is ideal. In oa research, the womac was developed as an oaspecific measure of disability. Please rate the activities in each category according to the following. Pain, other symptoms, function in daily living adl, function in sport and recreation. The knee injury and osteoarthritis outcome score koos was developed as an extension of the womac osteoarthritis index with the purpose of evaluating shortterm and longterm symptoms and function in subjects with knee injury and osteoarthritis. Knee injury and osteoarthritis outcome score koos patient. Knee injury and osteoarthritis outcome score koos development of a selfadministered outcome measure. The western ontario and mcmaster universities arthritis index womac is. This study aims to bridge that gap by providing appropriate methods to link values from the western ontario and mcmaster universities osteoarthritis index womac to the eq5d utility instrument.
The formal oarsi criteria outcome variable domains were those agreed upon during the omeract 3 conference. An extension of the western ontario and mcmaster universities osteoarthritis index. Please rate the activities in each category according to the following scale of difficulty. Hip disability and osteoarthritis outcome score womac. No pain extreme pain not affected extremely affected no achingthrobbing extreme achingthrobbing not at all extreme no weakness extreme weakness no difficulty extreme difficulty. The functional outcome assessment is required to be current as defined in the definition section. The knee injury and osteoarthritis outcome score koos is a patientreported outcome measurement instrument, developed to assess the patients opinion about their knee and associated problems. The western ontario and mcmaster universities osteoarthritis index. A 40 item questionnaire hip disability and osteoarthritis. The hip disability and osteoarthritis outcome scorephysical function shortform hoosps and knee injury and osteoarthritis outcome scorephysical function shortform koosps were developed from. Michael bond, bhsc1, aileen davis bscpt phd2, stefan lohmander md phd3, and gillian hawker md msc1 1womens college research institute, womens college hospital, university of toronto, toronto canada 2 division of health care and outcomes research, toronto western. Use of the womac questionnaire in mumbai and the challenges. The western ontario and mcmaster universities womac osteoarthritis oa index is a tested questionnaire to assess symptoms and physical functional disability in patients with oa of the knee and the hip. The western ontario and mcmaster universities osteoarthritis index womac is a widely used measure of symptoms and physical disability originally developed for people with osteoarthritis oa of the hip andor knee 1, 2.
Hip disability and osteoarthritis outcome score hoos patient. Apr 30, 2010 the western ontario and mcmaster universities osteoarthritis index womac has been a widely used patient reported outcome in oa. It is increasingly recognized that a key outcome measure for any healthcare intervention for oa, as for many other conditions, is a change in healthrelated quality of life hrqol8, 9. Pain, other symptoms, function in daily living adl, function in sport and recreation sportrec.
The lower extremity functional scale lefs is a questionnaire containing 20 questions about a persons ability to perform everyday tasks. Oct 31, 20 womac scores can also be derived from the koos. In comparison to the womac, the koos improved validity and may be at least as responsive as the womac. The utility of outcome measures in total knee replacement surgery.
For each outcome measure, the following data are presented. The western ontario and mcmaster universities osteoarthritis index womac name. Acceptability, reliability, validity and responsiveness of. The womac westren ontario and mcmaster universities index is used to assess patients. Outcome measures a single experienced study performed the clinical examinations and handed over the questionnaires tothe patients whocompleted them independently. Womac has been used extensively in research studies, undergone rigorous psychometric validation, and is frequently utilized in many clinical trials. Summary of clinical outcome measures for sportsrelated knee injuries. These details will be sent to dr bellamy who will respond to your request in due course. Knee injury and osteoarthritis outcome score koosdevelopment of a selfadministered outcome measure. The proportion of trials, for which assumptions had to be made in order to reach a conclusion regarding the type of scale and the score range used, was calculated.
Guermazi et al found that when the womac was translated into arabic from english, eight questions of the physical function subscale had insufficient. Mar 12, 2014 economic evaluation typically is conducted using health state utilities to estimate treatment benefits. Pdf the use and reporting of womac in the assessment of the. The womac has also been used to assess back pain, rheumatoid arthritis, juvenile rheumatoid arthritis, systemic lupus. The knee injury and osteoarthritis outcome score koos is a valid, reliable, and responsive outcome measure in total joint replacement. Functional outcome assessment patient completed questionnaires designed to measure a patients limitations in performing the usual human tasks of living and to directly quantify functional and behavioral symptoms. The aims of this study were to propose a spanish western ontario and mcmaster universities osteoarthritis index womac short form based on previously shortened versions and to study its validity, reliability, and responsiveness for patients with hip osteoarthritis undergoing total hip replacement thr. Koos faqs knee injury and osteoarthritis outcome score. The western ontario and mcmaster universities osteoarthritis index womac has been a widely used patient reported outcome in oa. It is a selfadministered questionnaire consisting of 24 items divided into 3 subscales. Western ontario and mcmaster universities osteooarthritis index. This measure may be submitted by merit based incentive payment system mips eligible clinicians who perform the quality actions described in the measure based on the services provided and the measurespecific denominator coding. Problems persist in reporting of methods and results for the womac.
Womac womac osteoarthritis oa index is a widely used selfreport outcome measure in patients with lower limb oa that was introduced by bellamy and buchanan14. Translation, adaptation and validation of the western ontario and mcmaster universities osteoarthritis index womac for an arab population. Western ontario and mcmaster universities osteoarthritis. The aim of the study was to evaluate if physical functions usually associated with a younger population were of importance for an older population, and to construct an outcome measure for hip osteoarthritis with improved responsiveness compared to the western ontario mcmaster osteoarthritis score womac lk 3. Reliability and validity of the western ontario and. Womac oa index17,18, which is recommended by the outcome measures in rheumatoid arthritis clinical trials omeract19,20. However, there is relatively little evidence to support the use of the visual analogue scale vas version of the scale.
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