Why Is the Visual Analog Scale (VAS) Used So Frequently

question 2

Multiple Choice

Why is the visual analog scale (VAS) used so frequently in healthcare research?

• A)Validity is the same, regardless of how the visual analog scale is used.
• B)It elicits nominal-level data.
• C)It is easy for clients to understand.
• D)It is more sensitive to small changes than are numerical and rating scales.
• E)It requires a minimum of translation to be used in languages other than English.
• F)It is easy to administer and score.

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