Jun 05, 20 this book chapter summarizes thesteps in the construction of the sf 36. Sf36 introduction the sf36 is a multipurpose, shortform health. This modified version of the translated sf 36 was then used in a twophasedstudy between 1999 and 2000. Overview of the sf36 health survey and the international quality of life assessment iqola project. The current work assesses the properties of the short form 36 item sf 36 questionnaire in a british sample of adolescents and adults with cystic fibrosis cf. As part of the medical outcomes study mos, a multiyear, multisite study to explain variations in patient outcomes, rand developed the 36 item short form health survey sf 36. Answer every question by checking the appropriate response. Validity of the sf 12 compared with the sf 36 health survey in pilot studies of the australian longitudinal study on womens health margot j.
The names of the scales, scale abbreviations, the number of items included in each and the maximum number of items imputed are shown below. Medical outcomes study questionnaire short form 36 health. Set of generic, coherent, and easily administered qualityoflife measures. The shortform 36 health survey rand corporation and john e. A physical summary and a mental summary are included in the test scoring. The test consists of 36 questions and requires 10 minutes to administer. Comparison of responses to sf36 health survey questions with. Lower extremity functional scale lefs emory healthcare. Scores are calibrated so that 50 is the average score or norm. These measures rely upon patient selfreporting and are now widely utilized by.
Short form 36 health survey sf36 statistics solutions. In the multivariate analysis, only the sf 36 mental health summary score remained an independent, significant predictor, mainly due to considerable intercorrelations between hrqol scales. Crisp ii quality of life quest sf36v2 health survey, form 41 page 1 of 4 version 3, 31207 this survey asks for your views about your health, how you feel and how well you are able to do your usual activities. Health status questionnaire sf36 national multiple. Rand 36 item short form health survey sf 36 author. The sf36 includes a multiitem scale with 8 subscales.
The sf 36 summary score for mental health was significantly related to better survival, whereas the sf 36 summary score for physical health was not. Sf36 is the bestknown questionnaire amongst experts in measuring health status. Among these respondents, the value for any missing item is imputed as the mean value for nonmissing items. Overview of the sf36 health survey and the international. The study findings indicate that the sf36 is a reliable and valid instrument for assessment of hrqol in patients with brain tumors. The sf 36 is a multipurpose, shortform health survey with only 36 questions. Mos 36item short form survey instrument sf36 arabic pdf scoring instructions for mos 36item short form survey instrument sf36 choose one option for each questionnaire item. Scoring instructions for mos 36 item short form survey instrument sf36. A 36 item shortform sf 36 was constructed to survey health status in the medical outcomes study. It yields an 8scale profile including functional health, and mental health. Health status indicators, reliability, validity, sf 36 health survey, translations, crosscultural research introduction the sf 36 health survey is a multipurpose, shortform health survey which contains 36 questions. Sf 36 scales abbreviation number of items in scale maximum number of items.
It yields an 8 scale profile of functional health and wellbeing scores, as well as psychometricallybased physical and mental health summary measures and a preferencebased health utility index. This set of questions asks for your views about your health. The short form 36 sf 36 was standardized in 1990 as a selfreport measure of functional health and wellbeing. Fit to printable area scales small pages up and large pages down to fit the paper.
The short form 36 health survey sf 36 evaluates the functional health and wellbeing of patients. In phase i, the malay version of the sf 36 was administered to asthmatics at six government hospitals from different regions ofthe country. Please answer the 36 questions of the health survey completely, honestly, and without interruptions. The lower extremity functional scale lefs is a questionnaire containing 20 questions about a persons ability to perform everyday tasks. Comparison of methods for the scoring and statistical analysis of sf36 health profile and summary measures. Schofield and gita mishra journal of health psychology 1998 3. There is considerable evidence for the validity of the sf 36 in a variety of populations including ms. Sf36 and sf12 health status questionnaire data share 2. The sf36 health survey sf36 is a generic measure designed to examine perceived health status. Some studies summed the scores of the eight sf 36 domains yielding total scores above 100, such as 524. For each question, please give the answer that comes closest to the way you have been feeling. Australian institute of health and welfare 1996, sf36 interim norms for australian data, aihw, canberra. Sf 36 data collected from 142 participants 60% female, average age 39 in a clinical trial of an asthma medication. The sf36 is distributed by mos trust inc and strict adherence to item wording and scoring recommendations is required in order to use the sf36 trademark type of instrument the sf 36 is a short form measure of generic health status in the general population.
The 36 item short form survey sf 36 is an oftused, wellresearched, selfreported measure of health. Validation of the sf36 for the assessment of quality of life. During the past 4 weeks, were you limited in the kind of work you do or other regular activities as a result of any emotional problems such as feeling depressed or anxious. The tscores are a linear transformation of the 0100 possible range scoring for the sf 36 vr12 scales that gives every scale a mean of 50 and standard deviation of 10, normed to the us general population. Medical outcomes study questionnaire short form 36. Items 20 and 32 are used to score the measure of social functioning. The short form 36 health survey is a 36 item, patientreported survey of patient health. Vickrey et al, 1995 in vickreys study, the physical functioning and role limitations due to physical problems subscales were the ones that best discriminated between ms patients and the. The short form 36 health survey questionnaire the sf36 was developed in the usa for use in the rand corporations health insurance experiment.
Sf36 interim norms for australian data, table of contents. These questions are about how you feel and how things have been with you during the last 4 weeks. This is partly because it was so carefully developed in the first. Pdf do sf36 summary component scores accurately summarize. To compare the measurement properties of acute oneweek recall and standard fourweek recall versions of sf 36 health survey sf 36 scale scores. Oct 04, 2016 some studies summed the scores of the eight sf36 domains yielding total scores above 100, such as 524. This information will help keep track of how you feel and how well you are able to do your usual activities. Reliability and validity of the sf36 health survey. The sf12 is a shorter version of the sf 36 containing 12 items.
Do sf36 summary component scores accurately summarize subscale scores. The sf 36 is an indicator of overall health status. Sf36, merlin software, validity, reliability, health status, data process. Article pdf available in quality of life research 105. The sf12 is beginning to be more commonly used in the tbi population.
Page scaling lets you shrink or enlarge pages when you print. Medical outcome short form 36 health survey clintools. However, a high score response choice 5 on item 20 indicates. The new developments norm based scoring, version 2, the sf12 and sf8 improved both the metric properties and interpretation of the questionnaire. This chapter provides scoring instructions for the eight multiitem scales and for. The sf 36 is a measure of health status and an abbreviated variant of it, the sf 6d, is commonly used in health economics as a variable in the qualityadjusted life year calculation to determine the costeffectiveness of a health treatment. Sf36 total score as a single measure of healthrelated. Its popularity has increased despite the absence of published evidence that the translated instrument satisfies scoring assumptions, the psychometric properties required for valid interpretation of the sf 36 summated ratings scales. Medical outcomes study questionnaire short form 36 health survey sf 36 about.
In an ms population, the cronbachs alphas for the various subscales of the sf 36 range from. Shrink to printable area resizes only large pages to fit the paper and prints small pages as they are. To score the sf 36, scales are standardized with a scoring algorithm or by the sf36v2 scoring software to obtain a score ranging from 0 to 100. The 36item short form of the medical outcomes study questionnaire sf36 was designed as a generic indicator of health status for use in population surveys. The sf 36 was designed for use in clinical practice and research, health policy evaluations, and general population surveys. Medical outcomes study short form 36 rehabmeasures database. Since its translation to thai in 2000, the sf 36 health survey has been used extensively in many different clinical settings in thailand. Rand recommends the following straightforward approach to scoring the rand 36item health survey.
It comprises 36 questions which cover eight domains of health. It stems from a study called the medical outcomes study. Higher scores indicate better health status, and a mean score of 50 has been articulated as a normative value for all scales. North american orthopaedic rehabilitation research network. Validity of the sf12 compared with the sf36 health survey. Acrobat can size the pages of a pdf to fit the selected paper size.
The sf 36 includes one multiitem scale that assesses eight health conce. The health institute, new england medical center boston, massachusetts. It yields an eight scale profile of scores as well as summary physical and mental measures. Hence, scale scores represent the average for all items in the scale that the respondent answered. Sf 36v2 health survey crisp ii quality of life quest sf 36v2 health survey, form 41 page 1 of 4 version 3, 31207 this survey asks for your views about your health, how you feel and how well you are able to do your usual activities. Each of the 8 scale measures are available as both a raw score and a tscore for all mhos eras sf 36 and vr12. Sf 36 is a set of generic, coherent, and easily administered qualityoflife measures. Two hundred and twentythree adolescents and adults with cf completed the sf 36 with a further 185 approached and not responding by noncompletion of the questionnaire.
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