It consists of a 10cm line with two endpoints representing no pain and worst pain imaginable. Vasf is defined as visual analogue scale for fatigue somewhat frequently. Assesses 4 dimensions of fatigue physical, emotional, cognitive, and temporal in the prior 2 to 3 days. Visual analogue scale vas instructions for producing a vas bedside card. Validation of the neurological fatigue index for stroke nfi. Evaluation of the visual analog score vas to assess.
Aims to provide evidence on two of the psychometric properties of the vas. Visual analogue mood scales to measure internal mood state in. The pain vas originated from continuous visual analog scales developed in the field of psychology to measure well. Use of visual analogue scale measurements vas to asses. Original contribution assessment of cancer related fatigue.
A visual analogue scale to evaluate fatigue severity vasf was developed and tested in a sample of 75 healthy individuals and a sample of 57 patients undergoing medical evaluation for sleep. The 21 mm mobile phone visual analogue scale is as sensitive as the 100 mm paper scale in detecting subjective effects of ethanol there is very good agreement between the two methods of assessing alcohol effects vas are little affected by scale length over a wide range, supporting the use of portable implementations of these scales. The scale consists of 18 items related to fatigue and energy, has simple instructions, and is completed. Electronic visual analogue scales for pain, fatigue, anxiety and. Some studies use a visual analogue scale to measure for example pain. Electronic visual analogue scales for pain, fatigue, anxiety and quality of. Visual analogue scale definition of visual analogue. For example, the amount of pain that a patient feels. Although visual analogue scale vas has been considered as a simple symptom assessment method, its utility as a daily symptom. Comparison of 150mm versus 100mm visual analogue scales. Visual analogue fatigue scale vafs please mark an x on the number line which describes your global fatigue with 0 being worst and 10 being normal. A visual analogue scale to evaluate fatigue severity vasf was developed and tested. The visual analog rating scale of healthrelated quality.
Each item asks respondents to place an x, representing how they currently feel, along a visual analogue line. To examine reproducibility and validity of visual analogue scales vas for measurement of appetite sensations, with and without a diet standardization prior to the test days. How is visual analogue scale for fatigue abbreviated. Visual analogue scales vas samnperelli sevenpoint fatigue scale sps the karolinska sleepiness scale kss visual analogue scales sometimes called linear analogue scales typically a 10cm line with the end points labelled. Because of its simplicity and practical applicability, the visual analog scale vas has been widely used to elicit individuals health value functions, either through measuring preferences for specific health states 1, 2 or through evaluating their own healthrelated quality of life hrql 35. The scale consists of 18 items related to fatigue and energy, has simple instructions, and is completed with minimal time and effort. Fatigue severity scale fss questionnaire for patients download and print pdf. Finally, the visual analogue scales make it labori ous to score. May 15, 2012 the fss is the most frequently used scale in stroke fatigue. For purposes of doublesided print, the numbers on this scale are reversed.
May 16, 2010 however, several fatigue studies that utilized the original visual analogue scale to assess psf did not establish reliability or validity and used a simple measure to describe a complicated, poorlydefined phenomenon 6, 19, 21. Visual analogue scale vas as a monitoring tool for daily. Validity and reliability of a scale to assess fatigue sciencedirect. The respondent gives their indication with a pen mark on the line corresponding to their answer, e. A visual analogue scale to evaluate fatigue severity vasf was developed and tested in a sample of 75 healthy individuals and a sample of 57 patients undergoing medical evaluation for sleep disorders.
Visual analog fatigue scale vafs traditionally, a visual analog scale vas 24, 25 consists of a 10 cm horizontal line with written descriptions at each end. Abstract the studys objective was to develop a realtime measurement for fatigue and to evaluate whether it is an effective clinical trial outcome measure compared with the fatigue severity scale fss and the modified fatigue impact scale mfis. Keywords multiple sclerosis, electronic visual analogue scale, evas. Use of visual analogue scale measurements vas to asses the. A visual analogue scale vas is a measurement instrument that tries to measure a characteristic or attitude that is believed to range across a continuum of values and cannot easily be directly measured. Visual analogue scale how is visual analogue scale abbreviated.
Visual vertigo analogue scale adapted from longridge et al. Visual analogue scale definition of visual analogue scale. There is substantial literature on the application of the vas in medicine, especially in measuring pain, nausea, fatigue, and sleep quality. Woodforde and merskey 15 first reported use of the vas pain scale with the descriptor extremes no pain at all and my pain is as bad as it could possibly be in patients with a variety of conditions. To examine reproducibility and validity of visual analogue scales vas for measurement of appetite sensations, with and without a diet. Most fatigue studies in ms rely on questionnaires like the fatigue severity scale fss 3 and the modified fatigue impact scale mfis 45. Reliability, responsiveness, and validity of the visual analog. Option 1 doublesided print or photocopy the next 2 diagrams ensuring that the lines are exactly 10 cm in length and superimposed laminate the vas bedside card for patient use please note. Visual analogue scale for fatigue how is visual analogue. Novel method for measurement of fatigue in multiple sclerosis. Use of the visual analogue scale to measure antiretroviral. Thus, it is crucial to have reliable, simple, and sustainable methods of symptom monitoring that can be readily incorporated into daily life. A notable exception, conducted by gerich 2007, comfigure 1.
Administration a selfreport, paperandpencil measure, the scale requires between 5 and 10 min for completion. The aim of this study was to evaluate the visual analogue scale vas as a method of pruritus assessment. Both fss and mfis are validated measures for fatigue, but both depend on retrospective recall of fatigue over the prior week and month, respectively, rather than realtime assessment. A visual analogue scale to evaluate fatigue severity lfs was developed by lee et al 1991. Numerous recent studies we identified 28 since 2008 in the medline and psycinfo databases have used the vas to assess per. A cutoff value of 59 satisfactorily classifies individuals having severe fatigue with a. In total, 200 consecutive patients aged 2070 years who presented at the dental outpatient department of srm dental college, chennai were.
The patients assessed pruritus intensity using the horizontal and vertical vas, numeric rating scale nrs and verbal. The scale consists of 18 items relating to the subjective experience of fatigue. The visual analogue scale vas is a subjective measure of pain. Success in asthma management hinges on patients competency to detect and respond to everchanging symptom severity. We developed the visual analog fatigue scale vafs as a vertical scale to eliminate difficulties and poor data validity due to visual field defect. The possible score ranges from 0 to 100, measured in millimeters on a 10 cm vertical line using a pen. Clinical significance of reported changes in pain severity. It is a widely used, noted for ease of administration. The schwartz cancer fatigue scale is a 28item scale and 15 rating scale with 1, not at all, to 5 extremely, that was validated in a mixed cancer population undergoing treatment. Clinically significant changes in pain along the visual analog scale. Subjective fatigue assessments there are several wellestablished subjective measures, including. The visual analogue scale or visual analog scale vas is a psychometric response scale which can be used in questionnaires.
Vasf visual analogue scale for fatigue acronymfinder. The visual analogue scale vas is widely but empirically used to assess perceived stress. Comparison of 150mm versus 100mm visual analogue scales in. Electronic visual analogue scales for pain, fatigue, anxiety and quality of life in people with multiple sclerosis using smartphone and tablet. Pdf a visual analogue scale to evaluate fatigue severity vasf was developed and tested in a sample of 75 healthy individuals and a. To examine the reliability and validity of a recently developed scale for multiple sclerosis ms fatigue, the neurological fatigue index nfims, in a sample of stroke patients. A subject is asked to mark a line that ranges from 0 to 100 and the score is then put into the edc. Visual vasf scale analogue aged care tests, assessments. Fortynine subjects with ms and an fss 4 recorded realtime digital fatigue scores rdfss on a wristworn device four times a day over 3 weeks. Reproducibility, power and validity of visual analogue scales.
Visual analogue scale how is visual analogue scale. Visual analogue scale to evaluate fatigue severity vasf. Request pdf visual analogue scale to evaluate fatigue severity vasf the scale consists of 18 items relating to the subjective experience of fatigue. Validity and reliability of a scale to assess fatigue. Reproducibility, power and validity of visual analogue. Fatigue, energy, visual analogue scales, sleep disorders. Vas can also be used in routine patient history taking and to monitor the course of a chronic. This scale is particularly well suited for the clinical assessment of selfreported stress.
Original contribution assessment of cancer related. When responding to a vas item, respondents specify their level of agreement to a statement by indicating a. Visual analogue scale for fatigue how is visual analogue scale for fatigue abbreviated. The vasf has been shown to be a valid and reliable instrument for the quantitative assessment of fatigue and energy levels in both healthy subjects and patients. When responding to a vas item, respondents specify their level of agreement to a statement by indicating a position along a continuous line between two endpoints. Use of the visual analogue scale to measure antiretroviral adherence. To provide evidence on two of the psychometric properties of the vas. Objective the visual analog score vas is widely used in clinical medicine to evaluate the severity of subjective symptoms.
Hypobaric chambers are utilized to test and exercise the anaerobic endurance of athletes. Each item asks respondents to place an x, representing how they currently feel, along a visual analogue line that extends between two extremes e. It is often used in epidemiologic and clinical research to measure the intensity or frequency of various symptoms. In addition, a 10 cm, modified, vertical, visual analogue scale vas with anchors of lively and alert and absolutely no energy to do anything at all was coadministered. Study of 11 rcts found mean visual analogue scale values were significantly lower with intraarticular bupivacaine vs.
Validation of the neurological fatigue index for stroke. Fatigue severity scale fss questionnaire for patients. Visual analogue scale vas a visual analogue scale vas is a measurement instrument that tries to measure a characteristic or attitude that is believed to range across a continuum of values and cannot easily be directly measured. Unlike chronic fatigue, in order to accurately measure exertion fatigue, the vafs must be administered at the. Visual analog scale medical definition merriamwebster. The lines are anchored at the two ends with the extremes of the. The visual analog rating scale of healthrelated quality of. A visual analogue scale generated with v as generator. Electronic visual analogue scales for pain, fatigue. Use of visual analogue scale measurements vas to asses the effectiveness of standardized andrographis paniculata extract sha10 in reducing the symptoms of common cold. Vas can also be used in routine patient history taking and to monitor the course of a. A rapid screening tool for fatigue impact in multiple.
Novel method for measurement of fatigue in multiple. Several selfreport scales are available to measure this debilitating symptom but concern has been expressed about their construct validity. Pdf validity and reliability of a scale to assess fatigue. Caceres dd, hancke jl, burgos ra, sandberg f, wikman gk. Evaluation of the visual analog score vas to assess acute. Visual analogue mood scales to measure internal mood state. Jan 19, 2017 visual analogue scales vas are psychometric measuring instruments designed to document the characteristics of diseaserelated symptom severity in individual patients and use this to achieve a rapid statistically measurable and reproducible classification of symptom severity and disease control. Patients are asked to rate their pain by placing a mark on the line corresponding to their current level of pain. Population for testing the scale has been validated with adults aged 1855 years. Vas vizhual analawg skal a graphic scale that helps a patient to quantify pain, depression, and other subjective and otherwise unmeasurable states or conditions. Visual analogue scales vas are psychometric measuring instruments designed to document the characteristics of diseaserelated symptom severity in individual patients and use this to achieve a rapid statistically measurable and reproducible classification of symptom severity and disease control. Analogue scale response options on 4th through 12th grade. Visual analogue scales vas are widely used to quantify subjective appetite sensations, with lines of varying length. Nov 14, 2005 because of its simplicity and practical applicability, the visual analog scale vas has been widely used to elicit individuals health value functions, either through measuring preferences for specific health states 1, 2 or through evaluating their own healthrelated quality of life hrql 35.
Pdf download for electronic visual analogue scales for pain, fatigue, anxiety. It is a measurement instrument for subjective characteristics or attitudes that cannot be directly measured. For example, the amount of pain that a patient feels ranges across a continuum from none to an extreme amount of pain. A total of 310 subjects with pruritic dermatoses 148 caucasian subjects and 162 asian subjects were recruited. Patients may be directed to download and complete the fatigue severity scale fss questionnaire by their haematologist, particularly in relation to their feelings of fatigue and the management of. Each item asks respondents to place an x, representing how they currently feel, along a visual analogue line that. The visual analogue scale vas is a selfreport measure consisting simply of a 10 centimeter line with a statement at each end representing one extreme of the dimension being measured most often intensity of pain.
870 595 1052 764 295 1137 1154 960 904 991 1479 97 140 1014 940 1048 76 22 1556 1325 955 1051 1161 535 945 511 816 587 131 240 401