Evaluating outcomes of joint replacement for osteoarthritis

Assessment of Clinical Outcome Following Total Hip and Knee Replacement

Nicolaus Copernicus University · NCT04691466

This study is testing how well joint replacement surgeries work for people with hip and knee osteoarthritis and what factors might affect their recovery.

Quick facts

Study typeObservational
Enrollment1000 (estimated)
Ages18 Years and up
SexAll
SponsorNicolaus Copernicus University (other)
Locations1 site (Bydgoszcz)
Trial IDNCT04691466 on ClinicalTrials.gov

What this trial studies

This observational study aims to assess the efficacy of joint replacement surgeries for patients suffering from hip and knee osteoarthritis. It focuses on identifying factors that predict satisfactory or unsatisfactory outcomes based on preoperative patient-reported outcome measures. By analyzing these outcomes, the study seeks to enhance understanding of functional recovery and potential treatment failures following joint replacement. The research will involve patients undergoing joint replacement surgery and will utilize various patient-relevant outcome measures.

Who should consider this trial

Good fit: Ideal candidates include patients with primary or secondary hip and knee osteoarthritis who are scheduled for joint replacement surgery.

Not a fit: Patients with cognitive impairments, neuromuscular diseases, or those who have had recent joint replacements may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could improve the prediction of outcomes for patients undergoing joint replacement, leading to better individualized treatment plans.

How similar studies have performed: Other studies have shown promising results in predicting outcomes based on preoperative measures, suggesting that this approach has potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

Patients with primary or secondary hip- and knee osteoarthritis undergoing joint replacement surgery.

Exclusion Criteria:

1. An inability to understand the Polish language,
2. Presence of neuromuscular disease and cognitive impairment,
3. Having a prosthesis in another joint of the ipsilateral or contralateral lower limb placed within 6 months before the current surgery,
4. Having rheumatoid arthritis,
5. Symptoms in several joints (hip, knee or ankle) with expected total joint arthroplasty within 1 year.

Where this trial is running

Bydgoszcz

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Osteoarthritis, Knee, Osteoarthritis, Hip, Replacement, Arthroplasty, Patient-relevant outcome measure, KOOS, HOOS

Last reviewed 2026-05-15 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.