Recruiting

Relationship Between Knee Osteoarthritis Severity and Fetuin-A and COMP Levels

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Study Aim

This study aims to observe the relationship between the severity of knee osteoarthritis and the levels of Fetuin-A and COMP in your blood.

What is being collected

Data Collection

Collected at a single point in time - Cross-sectional
No DNA Sample
Who is being recruted

Arthritis+3

+ Joint Diseases

+ Musculoskeletal Diseases

+2 Eligibility Criteria
See all eligibility criteria
How is the trial designed

Cohort

Tracking disease incidence in order to identify risk factors and understand disease progression over time.
Observational
Study Start: April 2026
See protocol details

Summary

Principal SponsorAntalya Training and Research Hospital
Study ContactBurak Karaman, MDMore contacts
Last updated: July 15, 2026
Sourced from a government-validated database.Claim as a partner

Study start date: April 1, 2026

Actual date on which the first participant was enrolled.

This study focuses on knee osteoarthritis, a condition where the cartilage in the knee joint breaks down, leading to pain and inflammation. The research aims to understand the connection between the severity of knee osteoarthritis and the levels of two specific substances in the blood, known as Fetuin-A and Cartilage Oligomeric Matrix Protein (COMP). By studying these substances, healthcare providers may gain a better understanding of the disease, potentially enabling earlier diagnosis and improved tracking of disease progression. The study involves 120 individuals with knee osteoarthritis and 60 healthy volunteers without any history of joint disorders. Participants in this observational study will undergo radiographic evaluations to assess the severity of their knee osteoarthritis. They will also be asked to complete pain severity scales, mobility metrics, and functional questionnaires to evaluate the impact of the condition on their daily lives. Blood samples will be collected from all participants to measure the levels of Fetuin-A and COMP. The study will then analyze whether the levels of these substances in the blood are significantly linked with the severity of knee joint degeneration and functional impairment.

Principal SponsorAntalya Training and Research Hospital
Study ContactBurak Karaman, MDMore contacts
Last updated: July 15, 2026
Sourced from a government-validated database.Claim as a partner

Protocol

This section provides details of the study plan, including how the study is designed and what the study is measuring.
Design Details

180 patients to be enrolled

Total number of participants that the clinical trial aims to recruit.

Cohort

These studies follow a group of individuals with common characteristics (such as a condition or birth year) over a specific period to study health outcomes or exposures.


Eligibility

Researchers look for people who fit a certain description, called eligibility criteria: person's general health condition or prior treatments.
Conditions
Criteria

Any sex

Biological sex of participants that are eligible to enroll.

Healthy volunteers allowed

If individuals who are healthy and do not have the condition being studied can participate.

Conditions

Pathology

ArthritisJoint DiseasesMusculoskeletal DiseasesOsteoarthritisRheumatic DiseasesOsteoarthritis, Knee

Criteria

1 inclusion criteria required to participate
- Diagnosis of knee osteoarthritis according to ACR (American College of Rheumatology) criteria. Knee osteoarthritis classified as Grade 2, 3, or 4 according to Kellgren-Lawrence (K-L) grading. Volunteering to participate and providing signed informed consent

1 exclusion criteria prevent from participating
Secondary post-traumatic knee osteoarthritis, history of major knee injury or joint infection. Signs of acute joint inflammation (swelling, heat increase, erythema). History of knee surgery (open or arthroscopic). Systemic inflammatory or autoimmune diseases. History of malignancy. Advanced renal or hepatic disease. Diagnosis of Diabetes Mellitus. Current use of systemic corticosteroids. Symptomatic osteoarthritis in other major joints (hip, hand, ankle, spine). Active systemic infection (fever >= 38, cough, diarrhea, dysuria, leukocytosis, or elevated CRP)

Study Plan

Find out more about all the medication administered in this study, their detailed description and what they involve.
Treatment Groups
Study Objectives

2 intervention groups are designated in this study

This study does not include a placebo group 

Treatment Groups

Study Objectives

Primary Objectives

Secondary Objectives

Study Centers

These are the hospitals, clinics, or research facilities where the trial is being conducted. You can find the location closest to you and its status.

This study has 1 location

Recruiting

S.B.U. Antalya Training and Research Hospital, Department of Physical Medicine and Rehabilitation

Antalya, Turkey (Türkiye)Open S.B.U. Antalya Training and Research Hospital, Department of Physical Medicine and Rehabilitation in Google Maps
Recruiting
One Study Center