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GEM: a proposal for a more comprehensive guideline document model using XML.

R N Shiffman1, B T Karras, A Agrawal

  • 1Yale University, New Haven, Connecticut, USA. richard.shiffman@yale.edu

Journal of the American Medical Informatics Association : JAMIA
|September 14, 2000
PubMed
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A new Guideline Elements Model (GEM) offers a comprehensive XML-based structure for practice guidelines. This model enhances representation of guideline knowledge for better usability throughout the guideline lifecycle.

Area of Science:

  • Health Informatics
  • Clinical Practice Guidelines
  • Knowledge Representation

Background:

  • Existing guideline document models are often limited by stakeholder perspective.
  • Current models inadequately represent the full spectrum of guideline information.
  • There is a need for a more comprehensive and flexible guideline model.

Purpose of the Study:

  • To develop a comprehensive guideline document model.
  • To create a model useful throughout the entire guideline lifecycle.
  • To improve the representation of heterogeneous knowledge in practice guidelines.

Main Methods:

  • Developed the Guideline Elements Model (GEM) using XML.
  • Derived core constructs from existing guideline appraisal instruments and representations.

Related Experiment Videos

  • Supplemented constructs with concepts from a literature review.

    • Main Results:

    • The GEM hierarchy includes over 100 elements.
    • Major concepts cover guideline identity, development, target population, and knowledge components.
    • Knowledge components include recommendations, definitions, and algorithms.

    Conclusions:

    • GEM is more comprehensive than existing models.
    • GEM adequately represents heterogeneous guideline information.
    • XML enables flexible, shareable, and reusable knowledge representation for human and computer processing.