Clinical trial Recruiting at 1 site Observational Ages 18 and up

Observational study on outcomes after hip and knee replacements

Official title: QIST Collaborative - Arthroplasty Research Cohort (ARC) Study - a Collaborative, Longitudinal Observational Cohort Study of Patients Undergoing Primary Hip and Knee Replacements in the United Kingdom

Run by Northumbria Healthcare NHS Foundation Trust · NCT05824845 · Data updated 2026-11-12

This study looks at how people feel and do after getting hip and knee replacements to find ways to improve their care in the future.

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment5000 (estimated)
SponsorNorthumbria Healthcare NHS Foundation Trust
Academic / other
Locations1 site (Ashington)
StatusRecruiting
StartedJuly 13, 2023
Main results expectedMay 2030
Study endsMay 2031
Registry record updatedNovember 18, 2024
Trial IDNCT05824845 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are UK residents aged 18 and over who are undergoing elective primary hip or knee arthroplasty.

Probably not a fit

Patients who do not meet the inclusion criteria or are not undergoing elective hip or knee replacements may not benefit from this study.

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

What this trial studies

The ARC Study is a national observational cohort study aimed at investigating patient-reported and clinical outcomes following hip and knee replacements. It evaluates outcomes, identifies risk factors for adverse outcomes, and seeks to establish targets for future research and interventions. Participants are recruited online and through outpatient clinics, providing a resource for identifying potential participants for future clinical trials. The study collects data that can serve as comparison or control data for randomized trial participants.

Why it matters

Potential benefit: If successful, this study could improve understanding of outcomes and risks associated with hip and knee replacements, leading to better patient care.

How similar studies have gone: Other studies have shown success in similar observational approaches, indicating the potential for valuable insights.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

Participants must meet all of the inclusion criteria:

1. UK Resident
2. Able to read and understand documentation and questionnaires in English language
3. Undergoing elective primary hip or knee arthroplasty (THR, TKR or UKR)
4. Age 18 years or over
5. Provides the necessary consents relating to data collection and use of study data, data linkage, future research and invitation to involvement in future trials

Exclusion Criteria:

Provided a participant meets all of the inclusion criteria, there are no exclusion criteria for the cohort study.

Where it's running

  • Northumbria Healthcare NHS Foundation Trust
    Ashington, United Kingdom
    Recruiting

Study contacts

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.