Identifying Biological Markers for Severe Depression
Public ClinicalTrials.gov record NCT01831882. 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.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The primary objective of this study is to investigate the biological components of major depression. The investigators are particularity interested in genetic variation and how it contributes to cortisol (because cortisol is higher in severe depression than mild depression or healthy controls) and how it contributes to clinical symptoms, especially suicidal ideation/behavior and psychosis.
Study identification
- NCT ID
- NCT01831882
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 210 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years to 70 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 2013 (Actual)
- Primary completion
- Aug 2020 (Actual)
- Completion
- Aug 2020 (Actual)
- Last update posted
- Aug 21, 2020
2013 – 2020
United States locations
- U.S. sites
- 3
- U.S. states
- 2
- U.S. cities
- 3
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of California, Irvine | Irvine | California | 92697 | — |
| Stanford University, Department of Psychiatry and Behavioral Sciences | Stanford | California | 94305 | — |
| Weill Cornell Medical College | New York | New York | 10065 | — |
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 NCT01831882, 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 Aug 21, 2020 · Synced Oct 7, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT01831882 live on ClinicalTrials.gov.