Standard Vocabulary Specification Version 4.5

Important:

The original OMOP resources are no longer supported. The OMOP Standardized Vocabularies are now supported by OHDSI:


OMOP Implementation Specification

Standard Vocabularies in Observational Data Analysis (October 2013) PDF

1. Introduction
1.1 Background
1.2 Definition of Terms
1.3. Vocabulary Representation in the CDM1.3. Vocabulary Representation in the CDM
2. Changes from Vocabulary Version V4
2.1. Fundamental Changes

2.1.1. Introduction of a Record Lifecycle
2.1.2. Handling of Unambiguous Mapping
2.1.3. Handling of Hierarchical Relationships between Concepts
2.1.4. Changes in Table and Field Names
2.1.5. Complete Code Lists

2.2. Changes to the Vocabularies

2.2.1. Added Vocabularies
2.2.2. Added Type Concept Vocabularies
2.2.3. Deprecated Vocabularies
2.2.4. Changes in Individual Vocabularies

2.3. Changes to Relationships
2.4. Changes to Ancestry Relationships
3. General Structure and Use of Vocabularies
3.1. Using the Vocabulary
3.2. Domain Concepts
3.3. Type Concepts
4. Vocabulary Domains
4.1. Drug Domain

4.1.1. Vocabularies
4.1.2. Implementation of RxNorm
4.1.3. Implementation of NDF-RT and VA NDF
4.1.4. Implementation of ATC
4.1.5. Implementation of ETC
4.1.6. Implementation of FDB Indication and Contraindication
4.1.7. Levels
4.1.8. Mapping

4.2. Condition Domain

4.2.1. Vocabularies
4.2.2. Relationships
4.2.3. Levels
4.2.4. Mapping

4.3. Procedure Domain

4.3.1. Vocabularies
4.3.2. Relationships
4.3.3. Levels
4.3.4. Mapping

4.4. Demographic Domain

4.4.1. Vocabularies
4.4.2. Implementation, Relationships, Levels and Mapping

4.5. Observation Domain

4.5.1. Vocabularies
4.5.2. Implementation of LOINC
4.5.3. Implementation of Qualitative Lab Results
4.5.4. Implementation of UCUM
4.5.5. Implementation of SNOMED-CT for Observations

4.6. Visit Domain

4.6.1. Vocabularies
4.6.2. Relationships, Levels and Mapping

4.7. Provider Domain

4.7.1. Vocabularies, Relationships, Levels and Mapping

4.8. Cost Domain

4.8.1. Vocabularies, Relationships, Levels and Mapping

4.9. Cohort Domain

4.9.1. Vocabularies
4.9.2. Implementation of Drugs of Interest
4.9.3. Implementation of Health Outcomes of Interest
4.9.4. Implementation of Standardized MedDRA Queries

4.10. Type Concepts

4.10.1. Vocabularies, Relationships, Levels and Mapping

5. Abbreviations
6. Appendices
6.1. Appendix A: Statistic about Concepts, Vocabularies, Classes and Levels
6.2. Appendix B: Statistics about Relationships between Concepts
6.3. Appendix C: Statistics about Mapping of Source Vocabularies

6.3.1. Coverage of code mapping in the Drug domain
6.3.2. Coverage of code mapping in the Condition domain

6.4. Appendix D: Source Vocabulary Versions and Sources
7. References