Visual analogue scale is most commonly used to measure: (LQ, AIPG 2011)
|D||Depth of anesthesia|
a. Visual analogue scale is a simple horizontal line evenly divided into 10 segments numbered from 0 to 10.
b. Patient is told that 0 represents no pain and 10 the most severe pain he/she can imagine. He is instructed to mark the number that best describes the level of pain he/she is perceiving.
c. A modified VAS for children includes continuum of smiling to crying faces or different colours.
d. Other than VAS other popular technique for pain assessment is McGill pain questionnaire which has five scale for pain ( no pain, mild, moderate, severe and intolerable pain) and instructions to select from a list of 78 sensory and emotional objectives used for describing pain.