A graphic rating scale works best when managers and employees agree on the definition and degree of factors included in the evaluation, and that's difficult to achieve.

Ronald C. Eaves, Thomas O. Williams, Jr., Suzanne Woods-Groves, Anna-Maria Fall, Reliability and Validity of the Pervasive Developmental Disorders Rating Scale and the Gilliam Autism Rating Scale, ...

The DoD has launched a new pain rating scale that bears the familiar 0-10 numbers, smiley and frowny faces and green, amber and red stoplight colors meant to signal a patient's acute or chronic pain.