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Methods of formal consensus in classification/diagnostic criteria and guideline development
Raj Nair1, Rohit Aggarwal, Dinesh Khanna
1Department of Medicine, Washington Hospital Center, Washington, DC, USA.
Seminars in Arthritis and Rheumatism
|March 23, 2011
Summary
Clinical guidelines and diagnostic criteria aid physician decision-making and patient outcomes. This review explores four formal consensus methods—Delphi, Nominal Group Technique, RAND/UCLA, and NIH—applied in health and rheumatology.
Area of Science:
- Clinical practice guidelines
- Evidence-based medicine
- Health outcomes research
Background:
- Clinical practice guidelines and diagnostic criteria are essential for physician decision-making.
- These criteria improve patient health outcomes.
- Evidence from controlled studies is crucial for developing reliable diagnostic and classification criteria.
Purpose of the Study:
- To review four formal consensus methods used in healthcare.
- To discuss their applications within rheumatology.
Main Methods:
- The review discusses the Delphi method.
- The review discusses the Nominal Group Technique.
- The review discusses the RAND/UCLA Appropriateness Method.
- The review discusses National Institutes of Health consensus development conferences.
Main Results:
- Formal consensus methods synthesize subjective judgments with existing evidence.
- These methods provide structured approaches for developing clinical guidelines.
- Applications in rheumatology demonstrate their practical utility.
Conclusions:
- Formal consensus methods are vital for creating evidence-based clinical guidelines.
- These methods enhance the reliability of diagnostic and classification criteria.
- The discussed methods offer valuable frameworks for health research and clinical practice, particularly in rheumatology.
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