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Two decades experience of the Psoriasis Disability Index
Victoria J Lewis1, Andrew Y Finlay
1Department of Dermatology, Wales College of Medicine, Cardiff University, Cardiff, UK.
Dermatology (Basel, Switzerland)
|June 9, 2005
Summary
The Psoriasis Disability Index (PDI) effectively measures quality of life in psoriasis patients. This review highlights its global use and value in assessing treatment effectiveness.
Area of Science:
- Dermatology
- Quality of Life Research
- Health Services Research
Background:
- The Psoriasis Disability Index (PDI) has been a key tool for assessing quality of life in psoriasis for two decades.
- It has been widely adopted in clinical research and practice.
Purpose of the Study:
- To review the utilization and effectiveness of the Psoriasis Disability Index (PDI).
- To assess the PDI's role in evaluating interventions and its global reach.
Main Methods:
- A comprehensive literature review of 23 peer-reviewed articles and over 35 abstracts.
- Analysis of PDI's use alongside other quality of life measures and physical/psychological assessments.
Main Results:
- The PDI is effective in demonstrating the impact of various interventions, including treatments and health service initiatives.
- The PDI has been translated into at least 16 languages and utilized in research across 20 countries.
Conclusions:
- The PDI is a validated and versatile instrument for assessing quality of life in psoriasis.
- Its widespread international use and demonstrated effectiveness confirm its importance in psoriasis research and patient care.