# Ontology of Clinical Research (OCRE)

> OCRe is an ontology designed to support systematic description of, and interoperable queries on,...

- Page: https://library.schematica.io/model/9f07300775844f2ca9288f332a70e68b
- Model type: Ontology
- License: CC BY 4.0
- Access type: Free
- Access method: Download
- Model size: Small
- Formats: OWL
- Domains: Healthcare
- Audiences: Researcher
- External link: https://bioportal.bioontology.org/ontologies/OCRE
- Contact: Ida Sim (ida.sim@ucsf.edu)
- Listed in library: 2025-06-12
- Last updated: 2025-09-10

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | OCRE |
| Description | OCRe is an ontology designed to support systematic description of, and interoperable queries on, human studies and study elements. |
| Format | OWL |
| Categories | Biomedical Resources |
| Groups | Clinical and Translational Science Awards |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 389 |
| Individuals | 39 |
| Properties | 220 |
| Max Depth | 6 |
| Max Child Count | 19 |
| Average Child Count | 3 |
| Classes With One Child | 19 |
| Classes With More Than 25 Children | 0 |
| Classes With No Definition | 68 |

## Projects using OCRE

- [eagle-i](https://bioportal.bioontology.org/projects/eagle-i)

---

Source: https://library.schematica.io/model/9f07300775844f2ca9288f332a70e68b