A critical review of Quality-of-Life Scales for Psoriasis.

Psoriasis can have a major impact on the lives of patients who have psoriasis and many different methods are described to measure this effect. This article describes four general health measures, six dermatology-specific measures, four psoriasis-specific measures, and four utility measure concepts that are used in psoriasis. For each of these, the extent of validation, including reliability of each measure and correlation with other measures, is described. The experience of use of each measure is summarized and key references listed. Advice is given concerning strategy for choosing which measures to use.