i2b2 User Tutorials

Select from topic-specific tutorials below to learn how to get the most from i2b2! 

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Ontology overview, browse and search

• Find Medical concepts
• Search or Browse for terms to use when building a query

Build a query

• Combine medical concepts in the query builder
• Find patient sets that match specific criteria

View query results and breakdowns

• Understanding your results
• Options for easy sharing of query and result details

Previous Queries (Obfuscation and audit logs)

View the status and results of previously run queries

• Rerun queries for easy updates
• Protecting patient privacy

i2b2 Constraints Tutorial

Constraints (date, lab value, multiple occurrences, exclude)

• Refine your patient search
• Set date limits, exclude terms, specify lab result values

Temporal queries (same encounter, “When” queries)

• Define a sequence of events to query
• Link medical concepts that occurred in the same encounter

Workspace Tutorial

• Create personal shortcuts to frequently used medical concepts
• Save queries to refer back to or rerun