The current womac survey is comprised of 24 items divided into three subscales. Rasch analysis of the western ontariomcmaster womac. Modelling the relationship between the womac osteoarthritis. Validation and patient acceptance of a computer touch screen. Table 3 internal consistency and test retest reliability of womac and lequesne indices of hip n29. Please rate the activities in each category according to the following scale of difficulty. This varies, however, for different subscales and types of interventions. Following orientation to the mwomac index, and initial completion in the office, patients took the phones home and independently completed the index on four subsequent occasions over 12 days, sending their data each time to a server in usa. Pdf validation of the shortform womac function scale.
To assess validity and reliability of the western ontario and mcmaster universities womac osteoarthritis oa index and lequesne algofunctional index in turkish patients with hip or knee oa and to compare the results of the instruments for these two particular sites of involvement. Patientreported outcomes to support medical product labeling claims. Apr 27, 2010 a preliminary evaluation of mobile phone technology for repeated independent remote data capture using the mobile phonebased mwomac nrs 3. The knee injury and osteoarthritis outcome score koos is a valid, reliable, and responsive outcome measure in total joint replacement. The purpose of this study was to translate and culturally adapt the koos questionnaire into finnish and to determine its validity and reliability among finnish middleaged patients. Womac osteoarthritis user guide vi paperback january 1. Womac index was also less than optimal in a large proportion of studies. At outcome measures in rheumatoid arthritis clinical trials iii, pain, physical function. The western ontario and mcmaster universities osteoarthritis index womac, a diseasespecific questionnaire, is a widely used prom in patients with hip or knee osteoarthritis oa 3, 4. The western ontario and mcmaster universities osteoarthritis index womac name. Womac osteoarthritis index rozina and smith physical therapy. Information and translations of womac in the most comprehensive dictionary definitions resource on the web. Womac is a selfadministered health status measure that assesses the dimensions of pain, stiffness and function either separately or as an overall index in patients with oa of the hip or knee.
Validation and patient acceptance of a computer touch screen version of the womac 3. The womac index and aqol4d instruments were also included in the study questionnaire. Pdf comparative validation of the womac osteoarthritis and. At three visits over 3 weeks, responsiveness of the womac 3. The effect sizes for the studies presented under the miscellaneous intervention category 3540 ranged from 0. Womac osteoarthritis index south ga spine, joint and. Construct validity and reliability of the finnish version. The number of different score ranges was high and only 39% of trials used the standard 096, or 02400 or 0240 ranges. Background and objective this study is based on secondary analysis of western ontario mcmaster osteoarthritis index womac data from a community sample over 55 years and total hip or knee arthroplasty samples presurgery and 1 year postoperative.
The following questions concern the amount of pain you are currently experiencing in your knees. South georgia spine and joint center 202 south madison st. The most responsive subscale was kneerelated quality of life. 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. Pain 5 items, stiffness 2 items, and physical function 17 items. The index is selfadministered and assesses the three dimensions of pain, disability and joint stiffness in knee and hip osteoarthritis using a. We expect that the translated and adapted version should suit other arab populations because of their similar language and culture. It includes five questions about pain, two about stiffness, and 17 on degree of disability of activities of daily living. It produces three subscale scores pain, stiffness, and physical function. Womac into arabic and to validate the arabic version of the index for tunisian patients with knee oa. Validation studies reliability, validity, responsiveness orthopaedic validation study. In 1994 a consensus meeting recommended the use of womac as a primary measure of efficacy in osteoarthritis trials.
While the format paper vs electronic might have had some influence on the stiffness scale and on the total womac index, the format. Knee injury and osteoarthritis outcome score koosdevelopment of a selfadministered outcome measure. Responsiveness of the electronic touch screen womac 3. Problems persist in reporting of methods and results for the womac. Table 3 sensitivity to change of the questionnaires. However, there is relatively little evidence to support the use of the visual analogue scale vas version of the scale. The 11item selfreported questionnaire measures 2 dimensions 8 items on the ability to do activities of daily living and 3 items on symptom severity over the past week. One commonly used measure in osteoarthritis is the western ontario and mcmaster universities osteoarthritis index womac 6. Class 1 is the largest of the groups and has a mean eq5d of 0. Classes 1, 3 and 4 jointly reflect the peaks in the distribution seen around 0. In 74% of trials the reporting of the scale used was inadequate.
Translation, adaptation and validation of the western. Womac is an unincorporated community in macoupin county, in the u. Koos was developed for younger andor more active patients with knee injury and knee osteoarthritis and has in previous. A post office called womac was established in 1888, and remained in operation until it was discontinued in 1910. The western ontario and mcmaster universities osteoarthritis.
For the community in the united states, see womac, illinois. Validation of chinese western ontario and mcmaster universities osteoarthritis index womac in. Aug 22, 2019 table 3 sensitivity to change of the questionnaires. The use and reporting of womac for the assessment of. The western ontario and mcmaster universities arthritis index is a widely used, proprietary set of standardized questionnaires used by health professionals to evaluate the condition of. Validity, reliability, and comparison of the womac. Womac the western ontario and mcmaster universities arthritis index is a widely used, proprietary set of standardized questionnaires used by health professionals to evaluate the condition of patients with osteoarthritis of the knee and hip, including pain, stiffness, and physical functioning of the joints. Mar 12, 2014 classes 1, 3 and 4 jointly reflect the peaks in the distribution seen around 0. Standing upright none mild moderate severe extreme b.
However, whether the ewomac would be suitable for monitoring the effects. Apr 30, 2010 the western ontario and mcmaster universities osteoarthritis index womac has been a widely used patient reported outcome in oa. Translation, adaptation and validation of the western ontario. Selfevaluated measurements of any aspect of a patients health status, without interpretation of the patients response by a clinician or anyone else 1 different kinds of questionnaires are used 1 patrick dl et al. Clinicians and researchers interested in obtaining a copy of the instrument and user guide should visit the womac website for information about licensing and. Since its presentation by bellamy et al in 1988, it has. In the one study reporting stiffness subscale data, the effect size was 0. The western ontario and mcmaster universities osteoarthritis index. Mar 24, 2019 cuestionario womac pdf posted on march 24, 2019 by admin the western ontario and mcmaster universities arthritis index womac is widely used in the evaluation of hip and knee osteoarthritis. Womac osteoarthritis index questionnaire rehabilitation services pt thatka womac questionnaire mr1433 1115 page 1 of 1 patient name dob western ontario and mcmaster osteoarthritis index womac please circle the appropriate rating for each item. Patients are asked a range of questions about their ability to carry out daily activities such.
Validation studies reliability, validity, responsiveness. In adult populations, the reported prevalence of knee pain has been 2528% depending on the age of the examined persons and the level of pain chronicity 1,2, 3. Sep 21, 2019 the western ontario and mcmaster universities arthritis index womac is widely used in the evaluation of hip and knee osteoarthritis. The intercondylar distance was taken as a measure of lower limb angulation. Materials and methods the scale the womac oaindex9 is a selfadministered composite. In a recent medline search of knee oa trials published in 2002 and 2003 that focus on symptom. Clinician researchers american college of rheumatology. Index womac was developed as an osteoarthritis specific measure of disability. For the womac total, the betweengroup mean difference with the corresponding 95% confidence interval was reported in less than of trials. Think about the stiffness not pain you have in your hipknee during the last 48 hours. Western ontario and mcmaster universities osteooarthritis. Knee and hip oa can cause pain of the lower limb and. Pdf validation and patient acceptance of a computer touch. Validation and patient acceptance of a computer touch.
The western ontario and mcmaster universities osteoarthritis index womac is a widely used, proprietary set of standardized questionnaires used by health professionals to evaluate the condition of patients with osteoarthritis of the knee and hip, including pain, stiffness, and physical functioning of the joints. All of the items use 010 numeric rating scales, with higher numbers reflecting greater severity. May 22, 2018 the knee injury and osteoarthritis outcome score koos is a commonly used knee assessment and outcome tool in both clinical work and research. Construct validity and reliability of the finnish version of. Four hundred and seventyfour patients with osteoarthritis of the hip or knee awaiting arthroplasty were administered the womac. Clinically important improvement in the womac and predictor. Pdf validation of the shortform womac function scale for. Using womac index scores and personal characteristics to. In the younger age groups, knee pain is commonly secondary to increased activity, injury or contact sports 4,5,6. The vast majority of these instruments cueshionario been designed in english.
Pdf validation and patient acceptance of a computer. 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. Western ontario and mcmaster universities osteoarthritis index core. 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 measure was developed to evaluate clinically important, patient. Womac assesses pain stiffness and physical function in persons with hip andor knee osteoarthritis.
Western ontario and mcmaster universities osteoarthritis index. The 21item selfreported questionnaire 2009 revision measures 3 domains physical function, 9 items. Validation of chinese western ontario and mcmaster universities osteoarthritis index womac in patients scheduled for total knee replacement. The womac is self administered and multidimensional. The knee injury and osteoarthritis outcome score koos is an extension of the western ontario and mcmaster universities osteoarthrtis index womac, the most commonly used outcome instrument for assessment of patientrelevant treatment effects in osteoarthritis. The womac measures five items for pain score range 020, two for stiffness score range 08, and 17 for functional limitation score range 068. The following is the table of contents from the womac 3. Mcmaster osteoarthritis index womac please circle the. The effect sizes of the five koos subscales at 12 months ranged from 1.
Physical functioning questions cover everyday activities such as stair use, standing up from a sitting or lying position, standing, bending, walking, getting in and out of a car, shopping, putting on or taking off socks, lying in bed. The western ontario and mcmaster universities arthritis index womac is. Womac osteoarthritis user guide vi paperback january 1, 2003 by nicholas bellamy index author. The western ontario and mcmaster universities osteoarthritis index womac has been a widely used patient reported outcome in oa. For each situation, please enter the amount of pain you have experienced in the past 48 hours. How severe is your stiffness after first awakening in the morning.
Pdf the use and reporting of womac in the assessment of the. We aimed to explore the internal validity and responsiveness of this vas version of the womac. However, it has not been formally translated and validated in finnish. Theiler r, bischoffferrari ha, good m and bellamy n. Participants also completed the pain, stiffness, and physical function categories of the western ontario and mcmaster university osteoarthritis index womac 3.
Western ontario and mcmaster universities osteoarthritis. Developed over 20 years ago, womac has been revised multiple times to its most current version, 3. Stiffness is a sensation of decreased ease in moving your joint. The testretest reliability subsamples mean age and body mass index were 63. Apr 30, 2010 measurement properties of the womac lk 3. The pain scale consists of five items and all items are scored on a fivepoint scale 04 with higher scores representing greater levels of pain 32.
The womac has been translated into 80 languages and the australian version 3. The electronic touch screen version of the womac ewomac has been previously shown to be highly correlated with the original paper format. All of the items use 05 numeric rating scales, with higher numbers reflecting greater severity. Roos em, roos hp, lohmander ls, ekdahl c, beynnon bd. Womac osteoarthritis index yavapai regional medical. The womac has also been used to assess back pain, rheumatoid arthritis, juvenile. Intercorrelation matrix among different scales of the persian womac index. It is a selfadministered questionnaire consisting of 24 items divided into 3 subscales. Sep 01, 2009 the womac has been translated into 80 languages and the australian version 3. Knee pain is common complaint affecting people of all ages. The western ontario and mcmaster universities arthritis index womac is widely used in the evaluation of hip and knee osteoarthritis. The index is selfadministered and assesses the three dimensions of pain, disability and joint stiffness in knee and hip osteoarthritis using a battery of 24 questions. The western ontario and mcmaster universities womac osteoarthritis index is a selfadministered validated questionnaire for patients with osteoarthritis oa of the hip or knee. Acceptability, reliability, validity and responsiveness of.
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