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Knee pain may mess with your Joint's sense of position

NCT ID NCT07642011

Knowledge-focused Sponsor: Cairo University Source: ClinicalTrials.gov ↗

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting This study
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
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Paused for now. It may or may not start again.
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Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
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Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at how knee pain intensity relates to the knee's ability to sense its own position (proprioception) in people with patellofemoral pain syndrome. Researchers will measure pain and joint position error during a single-leg squat in 82 adults aged 18–35. The goal is to better understand the link between pain and movement control, which could guide future rehabilitation.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this study could help design better rehabilitation exercises for patellofemoral pain syndrome by clarifying how pain affects knee awareness.
What could go wrong
This is an observational study with no treatment, so it won't directly improve symptoms. Results may not apply to all patients with knee pain.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 82 people

The number the study aims to enrol. It can still change while the study runs.

Expected to start

Jul 2026

An estimate. Start dates often move.

Expected to finish

Nov 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

eighty two patellofemoral pain syndrome had Positive eccentric step test,Anterior or retropatellar knee pain present during at least two of the following - ascending/descending stairs, hopping/running, squatting, kneeling and prolonged sitting and Pain on palpation of patellar facets. their ages between 18-35 years old.

Ages

18 to 35 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age ranges from 18-35 years * BMI ranges from 18-25 kg/m2 * Positive eccentric step test * Anterior or retropatellar knee pain present during at least two of the following - ascending/descending stairs, hopping/running, squatting, kneeling and prolonged sitting * Pain on palpation of patellar facets * Insidious onset of symptoms vague and non-localized pain at anterior of knee for at least three months ( unrelated to a traumatic incident. Exclusion Criteria: * Knee pain is more than 6 score on ANPRS. * History of traumatic patellar dislocation or subluxation * Osteoarthritis in the knee, ankle or hip joints, injury of cruciate ligaments or menisci * Previous orthopedic disorders or neurologic deficit of the lower limbs, any sensory problems, leg length discrepancy, neuromuscular disease like multiple sclerosis * Athletic patients.

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Conditions

The condition(s) this trial relates to.

patellofemoral pain syndrome

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Patellofemoral pain syndrome

How to take part

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  1. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  2. A doctor treating you

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More trials for these conditions

Other studies related to the condition(s) this trial covers.