# Clinical Trials Ontology - Neurodegenerative Diseases (CTO-NDD)

> The CTO-NDD stands for Clinical Trial Ontology-Neurodegenerative Diseases, which was built with...

- Page: https://library.schematica.io/model/4f8c8215e4dc477cace256ff8b8f1e53
- 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/CTO-NDD
- Contact: Dr. Alpha Tom Kodamullil (alpha.tom.kodamullil@scai.fraunhofer.de)
- Listed in library: 2025-06-12
- Last updated: 2025-09-10

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | CTO-NDD |
| Description | The CTO-NDD stands for Clinical Trial Ontology-Neurodegenerative Diseases, which was built with the purpose of organizing the knowledge domain of clinical trials in neurodegeneration field. This resource has been created for use in the IMI-funded AETIONOMY project (www.aetionomy.org).  |
| Format | OWL |
| Categories | Health, Biomedical Resources, Neurological Disorder |
| Groups |  |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 377 |
| Individuals | 0 |
| Properties | 0 |
| Max Depth | 12 |
| Max Child Count | 18 |
| Average Child Count | 3 |
| Classes With One Child | 16 |
| Classes With More Than 25 Children | 0 |
| Classes With No Definition | 377 |

## Projects using CTO-NDD

No projects using CTO-NDD

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Source: https://library.schematica.io/model/4f8c8215e4dc477cace256ff8b8f1e53