Clinical trial Recruiting at 15 sites Observational Ages Any age to 18

National registry for children with Juvenile Idiopathic Arthritis in Canada

Official title: The Canadian Alliance of Pediatric Rheumatology Investigators National Juvenile Idiopathic Arthritis Registry

Run by University of British Columbia · NCT03245801 · Data updated 2026-11-12

This study is collecting information about children in Canada with Juvenile Idiopathic Arthritis to see how the disease affects them and how different treatments work over time.

More Juvenile Idiopathic Arthritis (JIA) trials

Quick facts

Study typeObservational
AgesAny age to 18 Years
SexAll
Enrollment1238 (estimated)
SponsorUniversity of British Columbia
Academic / other
Drugs / interventionsmethotrexate
Locations15 sites (Calgary, Alberta and 14 other locations)
StatusRecruiting
StartedFebruary 1, 2017
Main results expectedFebruary 1, 2026
Study endsFebruary 1, 2026
Registry record updatedJune 25, 2025
Trial IDNCT03245801 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this registry are children newly diagnosed with JIA within the last three months.

Probably not a fit

Patients with an unconfirmed JIA diagnosis or those diagnosed more than three months prior may not benefit from this registry.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

The CAPRI National Juvenile Idiopathic Arthritis Registry collects longitudinal data on Canadian children diagnosed with Juvenile Idiopathic Arthritis (JIA) to better understand the disease's course, outcomes, and adverse events. This observational registry aims to inform healthcare decisions and improve treatment strategies by leveraging data from pediatric rheumatology experts across Canada. By tracking newly diagnosed patients and those from previous studies, the registry seeks to provide insights into the effectiveness of various treatment approaches and the overall prognosis for affected children.

Why it matters

Potential benefit: If successful, this registry could lead to improved treatment strategies and better health outcomes for children with Juvenile Idiopathic Arthritis.

How similar studies have gone: Other registries and studies focused on JIA have shown success in improving understanding and treatment of the condition, indicating that this approach is promising.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. All patients newly diagnosed with JIA within the last 3 months
2. All patients who participated in the original ReACCh-Out study
3. LEAP study patients from 'newly diagnosed' and 'ReACCh-Out' cohorts who have completed their two year follow up in LEAP

Exclusion Criteria:

1. Patients with an unconfirmed JIA diagnosis
2. Patients diagnosed with JIA more than 3 months prior to the clinic visit, who were not followed in LEAP and /or ReACCh-Out studies.
3. If the family as a whole is unable to answer questionnaires in English or French

Where it's running

  • University of Calgary / Alberta Children's Hospital
    Calgary, Alberta, Canada
    Recruiting
  • University of Alberta
    Edmonton, Alberta, Canada
    Recruiting
  • BC Children's Hospital
    Vancouver, British Columbia, Canada
    Recruiting
  • University of Manitoba/Children's hospital research institute
    Winnipeg, Manitoba, Canada
    Recruiting
  • Memorial University/Janeway Childrens Health and Rehabilitation Centre
    St. John's, Newfoundland and Labrador, Canada, Canada
    Recruiting
  • IIWK Health Centre
    Halifax, Nova Scotia, Canada
    Recruiting
Show 9 more locations
  • McMaster University/McMaster Children's Hospital
    Hamilton, Ontario, Canada
    Recruiting
  • London Health Sciences Centre
    London, Ontario, Canada
    Recruiting
  • Children's Hospital of Eastern Ontario
    Ottawa, Ontario, Canada
    Recruiting
  • Hospital for Sick Children
    Toronto, Ontario, Canada
    Recruiting
  • McGill University Health Centre
    Montreal, Quebec, Canada
    Recruiting
  • Université de Montréal
    Montreal, Quebec, Canada
    Recruiting
  • University of Sherbrooke
    Sherbrooke, Quebec, Canada
    Recruiting
  • Royal University Hospital
    Saskatoon, Saskatchewan, Canada
    Recruiting
  • CHU Québec - Universite Laval
    Québec, Canada
    Recruiting

Study contacts

  • Principal investigator: Adam Huber, MD — IIWK Health Centre, Halifax, Nova Scotia, Canada
  • Study coordinator: Jaime Guzman, MD, FRCPC
  • Email: jguzman@cw.bc.ca
  • Phone: 604-875-2437

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.