The eXtroardinarY Babies Study: Natural History of Health and Neurodevelopment in Infants and Young Children With Sex Chromosome Trisomy
Public ClinicalTrials.gov record NCT03396562. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Study identification
- NCT ID
- NCT03396562
- Recruitment status
- Recruiting
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- University of Colorado, Denver
- Other
- Enrollment
- 300 participants
Conditions and interventions
Conditions
Interventions
- Assessments of Development and Growth Other
Other
Eligibility (public fields only)
- Age range
- 6 Weeks to 13 Months
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 28, 2017
- Primary completion
- Feb 29, 2028
- Completion
- Feb 29, 2028
- Last update posted
- May 8, 2024
2017 – 2028
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Children's Hospital Colorado | Aurora | Colorado | 80045 | Recruiting |
| Nemours at Thomas Jefferson University | Philadelphia | Pennsylvania | 19107 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03396562, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 8, 2024 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03396562 live on ClinicalTrials.gov.