11 lines (9 with data), 628 Bytes
The how-to guides provide practical steps for working with ehrQL in your project.
- Using ehrQL to answer specific questions
- How to include and exclude patients from your study population
- Resolving ehrQL errors
- How to use dummy data in an ehrQL dataset definition
- How to use dummy data in an ehrQL measures definition
- How to assign multiple columns to a dataset programmatically
- How to work with codelists
- How to test your dataset definition