health.clinical.stats
Retrieve total clinical trial statistics from the ClinicalTrials.gov database to analyze research volume and trends.
Instructions
Total number of registered clinical studies in the ClinicalTrials.gov database (577,000+ as of March 2026) (ClinicalTrials.gov)
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| filter | No | Optional — currently returns total database statistics |