Skip to content

A rheumatoid arthritis cohort study based on citrullinated protein profiles

Preclinical classification of rheumatoid arthritis based on citrullinated protein profiles

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100053836
Enrollment
Unknown
Registered
2021-12-01
Start date
2021-05-01
Completion date
Unknown
Last updated
2022-10-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Rheumatoid Arthritis (RA)

Interventions

Case series:Nil

Sponsors

West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1. Aged 30-55 years (up to the date of screening); 2. ACPAs positive/ACR RA score 6 points/ACPAs negative; 3. No past history of rheumatic diseases, such as rheumatoid arthritis, systemic lupus erythematosus, etc.; 4. Never used disease-modifying anti-rheumatic drugs (DMARDs, including biological agents); 5. Never used glucocorticoids; 6. Those who have not participated in any drug trials within 3 months before enrollment; 7. Understand the whole process of observational research, voluntarily participate and sign the informed consent.

Exclusion criteria

Exclusion criteria: 1. Pregnant patients, patients planning to become pregnant or breastfeeding; 2. Those with a history of chronic diarrhea or peptic ulcer in the past 1 year; 3. Patients with mental disorders, history of alcoholism, drug or other substance abusers; 4. Joint symptoms are caused by other known causes (including but not limited to osteoarthritis, gout, infection, etc.); 5. Patients with malignant tumor; 6. Those who are allergic or contraindicated to the test drug; 7. There are various other conditions that the investigators believe cannot be included in this clinical trial.

Design outcomes

Primary

MeasureTime frame
anti-CCP antibody;rheumatoid factor;

Countries

China

Contacts

Public ContactZhao Yi

West China Hospital, Sichuan University

zhao.y1977@163.com+86 18980605760

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026