32+ Visual Analog Scale Examples PNG. Two examples of visual analogue scale. More images for visual analog scale examples »
For example, if a person suffering from pain can rate that pain from a degree ranging continuously from “no pain” to “pain as bad as it could possibly be”. What is analog pain scale? 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.
The visual analog scale (vas) (fig.
The vas is administered as a paper and pencil measure. Recall period for items.varies, but most commonly respondents are asked to report “current” pain intensity or pain intensity “in the last 24 hours.” A subject is asked to mark a line that ranges from 0 to 100 and the score is then put into the edc. In some studies,horizontal scales are orientated from right to left ,and many investigators use vertical vas.
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