OHDSI / OHDSI/CommonDataModel

Revisit the *_ERA queries

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Description

Right now the ERA queries use all data to create eras, even data outside of observation periods. We should make a decision on how the eras should be built and revise the queries accordingly.

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by locating the *_ERA queries and reviewing how they use data outside observation periods. The issue requires an agreed decision on how eras should be built before the queries can be revised; done means the queries consistently implement that decision.

Written by the indexing model from the issue text.

Assessment

Tech stack
sql
Domain
databases
Issue type
Bug
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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