Ask to take part

Contact the study team using the details below to take part. If there are no contact details below please ask your doctor in the first instance.

Contact Information:

Hayley Jennings
hayley.jennings1@nhs.net


Mr Craig Pinner
craig.pinner@nhs.net


Study Location:

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Be Part of Research - Trial Details - Impact of Ethnicity and Deprivation on Total Knee Replacement Outcomes

Impact of Ethnicity and Deprivation on Total Knee Replacement Outcomes

Recruiting

Open to: Female / Male

Age: 18 Years - 120 Years

Medical Conditions

Arthrosis


This information is provided directly by researchers, and we recognise that it isn't always easy to understand. We are working with researchers to improve the accessibility of this information. In some summaries, you may come across links to external websites. These websites will have more information to help you better understand the study.


Total knee replacement (TKR) is a common operation for knee osteoarthritis. It usually reduces pain and improves movement, but not everyone recovers in the same way. Studies suggest that people’s background and circumstances such as their ethnicity, preferred language, or the area they live in can be linked to differences in recovery. This may relate to access to services, communication barriers, or wider social factors.

This study will explore whether ethnicity and socio-demographic factors are associated with recovery and outcomes after TKR. It will take place at the Royal Orthopaedic Hospital NHS Foundation Trust in Birmingham, which serves a diverse population.

Adults having an elective (planned) primary knee replacement will be invited to take part before their surgery. Taking part is voluntary and will not affect the care they receive. People who are interested will be given a study information pack and will have the chance to ask questions. If someone prefers a language other than English, a professional interpreter can support the discussion.

Participants will be asked to complete short questionnaires at two time points: before surgery (baseline) and six months after surgery. These include standard “patient-reported outcome measures” (PROMs) (questionnaires about symptoms and health), covering pain, function and general wellbeing. We will also ask about ethnicity, language and other background information. With permission, we will collect some relevant information from medical records (for example, details about health conditions and treatment).

By comparing outcomes before and after surgery, we aim to understand whether recovery differs between groups and what factors may help explain any differences. Findings will be shared with patients, hospital teams and local health partners to support more equitable rehabilitation and follow-up after knee replacement. The study will run for approximately 12 months and is funded by the Private Physiotherapy Education Fund (PPEF).

Start dates may differ between countries and research sites. The research team are responsible for keeping the information up-to-date.  

The recruitment start and end dates are as follows:

05 May 2026 31 Oct 2026

Observational

Observational type: Cohort study;



You can take part if:



You may not be able to take part if:


- Undergoing revision knee arthroplasty, unicompartmental knee replacement, or knee arthroplasty for trauma or inflammatory arthritis (i.e., not elective primary TKR for osteoarthritis). - Conversion intraoperatively to a procedure that is not eligible (i.e., the final procedure is not primary elective TKR for osteoarthritis). - Unable to provide informed consent or complete study PROMs despite reasonable communication adjustments (e.g., use of a Trust-approved professional interpreter and/or translated materials where available).


Below are the locations for where you can take part in the trial. Please note that not all sites may be open.

  • Royal Orthopaedic Hospital
    The Woodlands
    bristol Road South
    northfield
    Birmingham
    West Midlands
    B31 2AP

Hayley Jennings
hayley.jennings1@nhs.net


Mr Craig Pinner
craig.pinner@nhs.net



The study is sponsored by THE ROYAL ORTHOPAEDIC HOSPITAL NHS FOUNDATION TRUST and funded by THE PRIVATE PHYSIOTHERAPY EDUCATIONAL FOUNDATION .





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for Trial ID: CPMS 72686

Last updated 14 May 2026

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