Circadian RA Study in Rheumatoid Arthritis Subjects
Public ClinicalTrials.gov record NCT03178955. 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.
Official title
The Effects of Biologic Therapy With Disease Activity and Circadian Rhythm
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Primary objective: To determine the changes in circadian activity rhythms and disease activity in rheumatoid arthritis (RA) patients from pre-treatment to one month after Enbrel initiation. Secondary objectives: * To determine if there is an association between changes in circadian rhythm and changes in disease activity in active RA after initiation of Enbrel * To determine if the changes in circadian activity rhythms are associated with systemic inflammation in RA patients * To determine changes in traditional sleep quality variables from pre-treatment to one month after Enbrel initiation in RA patients
Study identification
- NCT ID
- NCT03178955
- Recruitment status
- Withdrawn
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- Not listed
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- 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
- Mar 27, 2017 (Actual)
- Primary completion
- Apr 16, 2019 (Actual)
- Completion
- Aug 16, 2019 (Estimated)
- Last update posted
- Jun 14, 2019
2017 – 2019
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UC Davis Center for Musculoskeletal Health | Sacramento | California | 95817 | — |
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 NCT03178955, 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 Jun 14, 2019 · Synced Oct 2, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT03178955 live on ClinicalTrials.gov.