The medical outcomes study mos measures of quality of life core survey was a twoyear study of patients with chronic conditions. Measuring physical and mental health using the sf12. Medical outcomes study questionnaire short form 36 health survey sf 36 about. Factor analyses were performed to investigate the factor structure of the instrument, and convergent and discriminant validity was assessed by correlation between. The resulting shortform survey instrument provides a solution to the problem faced by many investigators who must restrict survey length. The sf 36 is an indicator of overall health status. Crossvalidation of item selection and scoring for the sf12 health survey in nine countries. 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 sf 36 summary scores pcs36 and mcs36 range from 0 to 100, with higher scores representing better selfreported health, and they were calculated using standard usderived scoring algorithms from ware et al. The mental component of the shortform 12 health survey sf. Article information, pdf download for development and testing of the uk sf12. The kdqol36 is a short form that includes the sf12 as generic core plus the burden of kidney disease. The sf12 is a multipurpose short form survey with 12 questions, all selected from the sf36 health survey ware, kosinski, and keller, 1996. The sf 12 is a wellvalidated health inventory containing 12 questions on a number of dimensions of physical and mental health symptoms and functioning. There are 3 steps involved in calculating the sf 12 physical component summary pcs and mental component. It also has a low response rate in the 65 population. Although differences in scores between different scoring systems for the sf12 may be minor, clinicians and researchers should note the version of the sf12 they are using. It yields an 8scale profile including functional health, and mental health. The sf 12 was implemented as a subset of 12 questions embedded within a 154item survey see appendix for sf 12 questions. How to score the sf12 physical and mental health summary scales. In general, researchers should be wary of using factor scores based on orthogonal rotation, which assumes that measures are uncorrelated. Sf12 health survey this survey asks for your views about your health.
A generic, multipurpose shortform survey with 12 questions selected from the sf36 health survey which, when combined, scored and weighted, results in two scales of mental and physical functioning and overall healthrelated quality of life. The optum sf12v2 health survey is a shorter version of the sf36v2 health survey that uses just 12 questions to measure functional health and wellbeing from the patients point of view. Pros brevity, ease of scoring, high retest reliability. Scoring the sf 12 scoring the medical outcomes study sf 12.
Assessment of the sf36 version 2 in the united kingdom. Sf36, merlin software, validity, reliability, health status, data process. Download the full spss syntax for scoring the teiquesf from here. It was developed for the medical outcomes study mos, a multiyear study of patients with chronic conditions. The term items henceforth will refer to sf12 questions. The hypothesized relationship between the sf 36 and sf 12 summary scores was also tested using simple linear regression, with a 2tailed test to determine whether the sf 12 summary score differed significantly from a slope of 1. Derived from the medical outcomes study 36item short form health survey sf36 in 1996 sf12v1 modified in 2000 sf12v2 version currently used. Sf12 health survey scoring demonstration this survey asks for your views about your health. We assessed the internal consistency, splithalf reliability and annual testretest. Validity of the sf12 for use in a lowincome african. A random sample of the general population aged 18 years and over living in tehran, iran completed the instrument. Medical outcomes study questionnaire short form 36 health survey sf36 about.
The percentages reflect the distribution of responses of the 6,1 survey respondents, weighted to reflect the age, ses, hispanic status, and geographic distribution of adults age 18 or over in utah. To compare the relationship of the eight sf 36 v1 subscale scores to the summary scores of the pcs and mcs derived from two different scoring algorithms. Ware, 2002, health assessment lab edition, unknown binding in english. The sf20 is a set of generic, coherent, and easily administered qualityoflife measures. This information will help keep track of how you feel and how well you are able to do your usual activities. They provide psychometricallybased physical component summary pcs and mental component summary mcs scores. The psychometric properties of the korean short form 12 health survey, version 2 sf 12 v2 have not been assessed in the general population. The sf 12 is a multipurpose short form survey with 12 questions, all selected from the sf36 health survey ware, kosinski, and keller, 1996. Download the teiquesf, along with the scoring key and a brief description of the instrument, from here in pdf and here in microsoft word. Appendix ii the parenting stress index standard form the psi is a parent selfreport, 101item questionnaire, designed to identify potentially dysfunctional parentchild systems. The sf12 is a wellvalidated health inventory containing 12 questions on a number of dimensions of physical and mental health symptoms and functioning. There are 3 steps involved in calculating the sf12 physical component summary pcs and mental component. The 36 item short form health survey sf36 has proved to be of. The sf 12 is a multipurpose short form survey with 12 questions, all selected from the sf 36 health survey ware, kosinski, and keller, 1996.
To compare the relationship of the eight sf36 v1 subscale scores to the summary scores of the pcs and mcs derived from two different scoring algorithms. Original research validity of the sf12 for use in a low. Rand recommends the following straightforward approach to scoring the rand 36 item health survey. It is particularly useful in large population health surveys or. Aggregate scores are compiled as a percentage of the total points possible, using the rand scoring table step i chart. Volume 51, issue 11, november 1998, pages 11711178. Obtaining the teique london psychometric laboratory. There are 3 steps involved in calculating the sf 12 physical component summary pcs and mental component summary mcs scores. The sum of the raw values for items 3541 provides the total aua symptom score. This information will help you keep track of how you feel and how well you are able to do your usual activities. Using the 12item short form health survey sf12 to measure.
The second measure is the physical health summary score from the short form 12 sf 12 contained in the meps adult saq asked in the middle to later part of each calendar year. The 142 survey questions that accompanied the sf 12 measured several social and behavioral domains relevant to the individuals health status and health maintenance including health care use, exercise, nutritional habits, and selfcare behaviors for those. The optum sf health surveys capture practical, reliable and valid information about functional health and wellbeing from the patients point of view. How to score version 2 of the sf12 health survey with a. Check for missing or outofrange values for items 1122 sf12 portion of combined survey.
The sf12 appears to be a valid measure for assessing health status of lowincome african americans. The sf12 was implemented as a subset of 12 questions embedded within a 154item survey see appendix for sf12 questions. These questions are about how you feel and how things have been with you during the last 4 weeks. Scoring the auasi and sf12 scoring the aua symptom index. Ware and others published how to score sf12 items find, read and cite all the research you need on.
Scores can range from 10 50, with lower scores representinglower levels of negative affect. This manual describes selfadministered patient questionnaires that were developed for patients participating in the medical outcomes study. There are 3 steps involved in calculating the sf12 physical component summary pcs and mental component summary mcs scores. Development and testing of the uk sf12 crispin jenkinson. It is recommended that community surveys that measure physical and mental functioning using the sf 12 items generate summary scores using the rand 12 protocol in addition to the sf 12 approach. Sf12 patient questionnaire hoag orthopedic institute. Interpreting the sf 12 the results for this report are based on the responses of 7,520 respondents in the 2001 utah health status survey hss. How to score the sf12 physical and mental health summary scales find, read and cite all the research you need on researchgate. The 12item short form health survey sf12 was developed for the medical outcomes study mos, a multiyear study of patients with chronic conditions. A generic, multipurpose shortform survey with 12 questions selected from the sf 36 health survey which, when combined, scored and weighted, results in two scales of mental and physical functioning and overall healthrelated quality of life. The sf12 is also a widely used and accepted global health assessment measure. Because the shorter forms sf12 or sf8 depend on just one or two items in each scale as representation of a particular health concept, they produce a less precise measure than the full sf36.
Scoring the rand 36item health survey is a twostep process. Because the scoring method described here a simpler and more straightforward procedure differs from that of the mos sf 36, persons using this scoring method should refer to the instrument as rand 36item health survey 1. Crossvalidation of item selection and scoring for the sf. The sf 12v2 is the improved version of the sf 12v1. Subsequent updates to the sf 12 have been made that align the scores with more recent u. The instrument contains eight subscales as original 36item questionnaire. Trait emotional intelligence questionnaire short form teiquesf. Scoring the auasi and sf 12 scoring the aua symptom index. Introduction clinicians and researchers frequently use the medical outcomes studys 12item shortform survey instrument sf12 to assess and monitor healthrelated quality of life.
A comparison of sf36 and sf12 composite scores and. The sf 12 was constructed using questions drawn from each of the 8 dimensions of the mos 36 item short form survey sf36. Validity of sf12 summary scores in a greek general population. Answer every question by selecting the answer as indicated. Assessment of the sf36 version 2 in the united kingdom crispin jenkinson, sarah stewartbrown, sophie petersen, colin paice abstract objectivesto introduce the uk sf36 version ii sf36ii, and to a gain population norms for the uk sf36ii in a large community sample as well as to explore the instruments internal consistency reli. The effects of using different approaches to scoring the sf12 summary scales of physical and mental health were examined with a view to informing the design and interpretation of communitybased survey research. Methods the sf36 was administered in three treatment groups ace inhibitors for congestive heart failure, continuous positive airways therapy for sleep apnoea, and open vs laparoscopic. Replicability of sf36 summary scores by the sf12 in. Conversely, the brp 12 scoring is based on a twofactor irt graded response model directly applied to the sf 12 items, where all items are allowed to load on both dimensions, much in the fashion of the sf 12 mcs 12, and the correlation between both dimensions is set to 0. To present descriptive data, study psychometric abilities, and investigate the characteristics of nonrespondents to sf12. Proceedings of the 22nd annual sas users group international conference. Teiquesf 30 items, 4 factors, global trait ei score. The psi focuses intervention into high stress areas and predicts childrens future psychosocial adjustment.
The m0 questionnaire measured patients perceived health sf12 26, patient activation pam survey 27. The worlds most widely used tools for measuring pros. Items were selected primarily on the basis of their correlations with the corresponding total facet scores, which ensured broad coverage of the sampling domain of the construct. The health institute, new england medical centre, boston, ma, 1994. The kdqol36 is a short form that includes the sf12 as generic core plus the burden of kidney disease, symptomsproblems of kidney disease.
For each question, please give the answer that comes closest to the way you have been feeling. Medical outcomes survey mos measures of quality of life. Construction of scales and preliminary tests of reliability and validity medical care, 1996. New australian population scoring coefficients for the old. Sf36 introduction the sf36 is a multipurpose, shortform health survey with only 36 questions1. All respondentss answers to sf36 were analyzed using a software that made data processing a lot easier and it established the final results of the selfevaluation. The 142 survey questions that accompanied the sf12 measured several social and behavioral domains relevant to the individuals health status and health maintenance including health care use, exercise, nutritional habits, and selfcare behaviors for. However, these updates are proprietary, unlike the original sf12. L the 12 bar charts below have been constructed with the highest. It provides a comprehensive, psychometrically sound, and efficient way to measure health from the patients point of view by scoring standardized responses to standard questions.
Please note that we cannot provide any advice on how to. All questions are scored on a scale from 0 to 100, with 100 representing the highest level of functioning possible. In addition, pcs encompasses physical functioning, rolephysical, and bodily. Sf 12 health survey this survey asks for your views about your health. Assessing the reliability of the short form 12 sf12 health. Free online sf12 score calculator sf12 orthotoolkit. The 12item medical outcomes study short form health survey. However, these updates are proprietary, unlike the original sf 12. Since the sf36 is a general health assessment, it frequently needs to be paired with a more specific pro measure which can make the overall assessment process long. It is designed to have similar performance to the sf36, while taking less time to complete. Therefore, the aim of our study was to evaluate the psychometric properties of the korean version of the sf 12 v2 in the general population and to provide sf 12 v2 domain scores according to the general characteristics of the study population. Boston university technical report to the agency for health care research and quality ahrq. Data from a populationbased study of 7485 participants in three cohorts aged 2024, 4044 and 6064 years were used to examine relationships among measures. The sf12 was administered and scored according to three algorithms.
Dsmiv, diagnostic and statistical manual of mental disorders, fourth edition. Add the scores on items 2, 4, 6, 7, 8, 11, 15, 18, and 20. How to score the sf 12 physical and mental health summary scales find, read and cite all the research you need on researchgate. In this paper, we adopt scoring algorithms for the uk sf36 and sf12 summary scores to evaluate the picture of change gained invarious treatment groups.
Assessment of psychometric properties of the korean sf12. Taking only two to three minutes to complete, the sf12v2 is a practical, reliable and valid measure of physical and mental health. If you are unsure how to answer a question, please give the best answer you can. Correlated physical and mental health summary scores for the sf. The sf12 is a selfreported outcome measure assessing the impact of health on an. Two summary scores are reported from the sf 12 a mental component score mcs 12 and a physical component score pcs 12. Of the 149 items that were administered to the panel patients in the study, the mos investigators determined 116 items to be the core set that defined a comprehensive battery of functioning and wellbeing indicators. The 12item medical outcomes study short form health.
The sf 20 is a set of generic, coherent, and easily administered qualityoflife measures. The sf 12 health survey pcs and mcs scores the short form 12 health survey measures generic health concepts relevant across age, disease, and treatment groups. Although differences in scores between different scoring systems for the sf 12 may be minor, clinicians and researchers should note the version of the sf 12 they are using. The mental component of the shortform 12 health survey sf12. Sf8 health survey, sf10 health survey for children, sf12v2 health survey, sf36v2 health survey, pain impact questionnaire, asthma control test, headache impact test, rhinitis impact survey and qualitymetric health outcomes scoring software 4. Selim, alfredo, william rogers, shirley qian, james a rothendler, erin e kent, and lewis e kazis. This 30item form includes two items from each of the 15 facets of the teique. Ware je, kosinski m, and keller sd a 12 item shortform health survey. The second measure is the physical health summary score from the short form12 sf12 contained in the meps adult saq asked in the middle to later part of each calendar year. Scoring the sf12 scoring the medical outcomes study sf12. Choose the options best suited for your upload password protect, description, email notification. Assessing the reliability of the short form 12 sf12. The 12 item short form health survey sf 12 was developed for the medical outcomes study mos, a multiyear study of patients with chronic conditions. Wed like to understand how you use our websites in order to improve them.
Subsequent updates to the sf12 have been made that align the scores with more recent u. Assessment of psychometric properties of the korean sf12 v2. All health domain scales contribute to the scoring of both the physical. The sf12 is the abridged practical version of the 36item short form health survey sf36 that is developed as an applicable instrument for measuring healthrelated quality of life 1, 2. Differently from the classical sf 12 and the rand 12 models, brp 12. Replicability of sf36 summary scores by the sf12 in stroke. Therefore, the aim of our study was to evaluate the psychometric properties of the korean version of the sf12 v2 in the general population and to provide sf12 v2 domain scores according to the general characteristics of the study population. How to score version 2 of the sf12 health survey with a supplement documenting version 1 by john e. Reliability was estimated using internal consistency and validity was assessed using knowngroups comparison and convergent validity.
Check for missing or outofrange values for items 1122 sf 12 portion of combined survey. Medical outcomes study questionnaire short form 36 health. Differently from the classical sf12 and the rand12 models, brp12 scores do not serve as a. The sf36 summary scores pcs36 and mcs36 range from 0 to 100, with higher scores representing better selfreported health, and they were calculated using standard usderived scoring algorithms from ware et al. The psychometric properties of the korean short form12 health survey, version 2 sf12 v2 have not been assessed in the general population. L the sf12 consists of 12 survey questions, shown in the following bar charts. Scoring of the vr12 to best match scores of the sf12v2 in the medical expenditure panel survey. Interpreting the sf12 the results for this report are based on the responses of 7,520 respondents in the 2001 utah health status survey hss. The hypothesized relationship between the sf36 and sf12 summary scores was also tested using simple linear regression, with a 2tailed test to determine whether the sf12 summary score differed significantly from a slope of 1.
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