visual analogue scale

Also found in: Acronyms.

vis·u·al an·a·logue scale

(VAS) (vizh'ū-ăl an'ă-lawg skāl)
A graphic scale that helps a patient to quantify pain, depression, and other subjective and otherwise unmeasurable states or conditions.
References in periodicals archive ?
Evaluation of nonspecific low back pain using a new detailed visual analogue scale for patients in motion, standing, and sitting: characterizing nonspecific low back pain in elderly patients.
Post operative pain was recorded using the visual analogue scale at 12 and 24 hours following surgery.
They were asked to use 100 mm visual analogue scales (VAS) for their assessments of each patient's cardiac reserve and their 'likelihood of transfusion' of these patients; the endpoints of the VAS being 'Very low' (0 mm) to 'High' (100 mm), and 'Do not transfuse' (0 mm) to 'Transfuse' (100 mm) respectively.
At the end of the first test battery, a second 'state' visual analogue scale was completed.
The data demonstrated positive and clinically meaningful relief of symptoms assessed using a visual analogue scale (VAS) completed by the patient (assisted by their parent).
After a baseline pain assessment on a 10-Point Visual Analogue Scale, 50 mg of Diacerein was given orally for 4 months followed by pain assessment and inquiry about adverse effects at 6th week, 3rd and 6th months.
The firm stated that the primary endpoints of the trial will analyse pruritus utilising a visual analogue scale, control of disease determined by Investigator Global Assessment and also quality of life measures.
Pain was assessed using visual analogue scale (VAS).
Subjective grading of tinnitus perception and a visual analogue scale (0-10) were done for evaluation of results.

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