Instruments and Tools Article Collection
The Psychometric Properties of the Visual Analogue Scale Applied by an Observer to Assess Procedural Pain in Infants and Young Children: An Observational Study
The Visual Analogue Scale applied by an observer (VASobs) is widely used to quantify pain but the evidence to support validity is poor. The aim of this study was to evaluate the psychometric and practical properties of the VASobs used to assess procedural pain in infants and young children.
