Exploring differential item functioning in the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC)
نویسندگان
چکیده
منابع مشابه
Exploring differential item functioning in the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC)
BACKGROUND The Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) is a widely used patient reported outcome in osteoarthritis. An important, but frequently overlooked, aspect of validating health outcome measures is to establish if items exhibit differential item functioning (DIF). That is, if respondents have the same underlying level of an attribute, does the item give the...
متن کاملThe Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) in Persian Speaking Patients with Knee Osteoarthritis
Background: Osteoarthritis of the knee is the most common chronic joint disease that involves middle aged and elderly persons. There are different clinical instruments to quantify the health status of patients with knee osteoarthritis and one example is the WOMAC score that has been translated and adapted into different languages. The purpose of this study was cultural adaptation, validation ...
متن کاملthe western ontario and mcmaster universities osteoarthritis index (womac) in persian speaking patients with knee osteoarthritis
background: osteoarthritis of the knee is the most common chronic joint disease that involves middle aged and elderly persons. there are different clinical instruments to quantify the health status of patients with knee osteoarthritis and one example is the womac score that has been translated and adapted into different languages. the purpose of this study was cultural adaptation, validation an...
متن کاملTranslation, adaptation and validation of the Western Ontario and McMaster Universities osteoarthritis index (WOMAC) for an Arab population: the Sfax modified WOMAC.
OBJECTIVE To translate into Arabic and validate the Western Ontario and McMaster Universities (WOMAC) index. METHOD Arabic translation was obtained with use of the forward and backward translation method. Adaptations were made after a pilot study. Patients with symptomatic knee OA fulfilling the revised criteria of the American College of Rheumatology were included. Impairment outcome measure...
متن کاملValidation for the reduced Western Ontario and McMaster Universities Osteoarthritis Index function scale.
PURPOSE To assess the criterion validity, repeatability, and the missing value protocol of the reduced Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) function scale ('reduced scale'). METHODS Three separate studies were performed: a cross-over study to compare the full- and reduced-scale scores in 66 UK patients for validity, a test-retest study for repeatability in 10...
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ژورنال
عنوان ژورنال: BMC Musculoskeletal Disorders
سال: 2012
ISSN: 1471-2474
DOI: 10.1186/1471-2474-13-265