The Wong Baker Faces Pain Scale combines pictures and numbers to allow pain to be rated by the user. It can be used in children over the age of 3, and in adults. The faces range from a smiling face to a sad, crying face. A numerical rating is assigned to each face, of which there are 6 total.
Wong Baker Faces Pain Scale A Pain Assessment Tool Used by People in Pain
By Erica Jacques, About.com Guide
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