> ## 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.

# Outcome measure

A measurement used to evaluate the effects of a treatment in clinical trials, or to study patterns and relationships in observational studies. Can be either a primary or secondary outcome measure.

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