2 items
Kiến trúc hệ thốngVocabulary is the hardest but most important part of OMOP. This article explains Concepts, Standard vs. Source, Domain, Vocabulary, ConceptRelationship, and ConceptAncestor — plus the Athena download/lookup workflow for Vietnamese projects.
Duy Tran16 min
The most comprehensive series for beginners to learn OMOP Common Data Model version 5.4. From the basic concept of medical data standardization, Person-centric architecture, 37 data tables (Clinical Data, Health System, Health Economics, Standardized Vocabularies, Derived Elements, Metadata), to Concept/Vocabulary systems, ETL processes, and OHDSI ecosystem tools. Each lesson has real-life examples from Vietnamese hospitals, intuitive diagrams, and hands-on SQL exercises.