> ## Documentation Index
> Fetch the complete documentation index at: https://glossary.micahealth.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Patient registry

A type of observational study that creates a database of patients' health conditions and treatments to understand real-world outcomes.

## Related terms

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[*Source*](https://clinicaltrials.gov/study-basics/glossary)