Which exercise retrains the knee best? a Head-to-Head test
NCT ID NCT07766083
First seen Aug 14, 2026 · Last updated Aug 14, 2026
Summary
This study compares two supervised exercise programs—motor control retraining and close kinetic chain exercises—to see which better reduces pain, improves knee function, and strengthens a key thigh muscle in people with patellofemoral pain syndrome (pain around the kneecap). Fifty adults aged 18 to 40 with this condition will be randomly assigned to one of the two programs, attending 45-minute sessions three times a week for six weeks. Researchers will measure pain, knee function, muscle strength, and knee alignment to determine which approach offers greater benefits.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Motor control retraining exercises and close kinetic chain exercises
- What this could lead to
- If one exercise approach proves more effective, it could give physiotherapists a clearer, evidence-based choice for treating patellofemoral pain syndrome.
- What could go wrong
- This is a small, early-stage trial with only 50 participants, so results may not apply to everyone. Exercise programs depend on adherence, and outcomes may vary.
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.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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50 people
The number who actually took part.
- Started
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Apr 2026
- Finished
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Aug 2026
- Lead sponsor
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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.
- Ages
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18 to 40 years
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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 between 18 and 40 years old. * Both genders male \& female. * Clinically diagnosed PFPS patients. * Anterior knee pain \>3 on VAS for \> 2 weeks. * Retropatellar pain during at least 3 of the following activities, i.e., jumping, kneeling, ascending \& descending stairs, squatting, running, prolonged sitting. * BMI range from 18.5 - 24.9 kg/m² . * Not receiving previously knee physiotherapy. * Insidious onset of symptoms unrelated to trauma. * Patellar compression test positive. * Clarke's test positive. * Snapps questionnaire score 6 or greater. Exclusion Criteria: * Age \> 40 years old. * Knee joint effusion . * BMI \< 18 \& \> 29 kg/m². * Any other significant injury that affect lower limb . * Any history of previous knee surgery. * Having referred pain from the lumbar, hip, ankle, feet, and SIJ . * Any history of knee pathology, including OA, meniscus injury, ligament injury, tendon injury, cartilage injury, iliotibial band involvement, intra articular pathology, patellar instability, osgood-schlatter syndrome, pes anserine pain, RA of knee . * Any history of neurological condition . * Pregnant females . * Any condition affected muscle strength, i.e., gout, DM, RA . * History of head injury, vestibular disorder within 6 months. * Any history of patellar dislocation or subluxation . * Signs and symptoms \< 1 month. * Use of corticosteroids, anti-inflammatory \& intra-articular injections. * Heart condition that precluded performing exercises.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Department of Rehabilitation Sciences, The University of Faisalabad
Faisalabad, Punjab Province, 38000, Pakistan
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Other studies related to the condition(s) this trial covers.
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