CompletedNot Applicable

Investigation of Factors Causing Knee Hyperextension During Walking in Chronic Stroke Patients

Turkey (Türkiye)31 participantsStarted 2022-08-20

Plain-language summary

In this study, it is aimed to examine the factors that cause knee hyperextension in chronic stroke patients. Although the presence of weakness or spasticity in the quadriceps muscle, weakness or spasticity in the plantar flexors, and weakness of the dorsiflexors, hamstrings and gastrocnemius muscle are shown in the literature as the cause of hyperextension of the affected knee in hemiplegic patients, there is a comprehensive study that shows the effect of both muscle strength and spasticity in the lower extremity muscles. there are no studies. The hypotheses of the study are: Hypothesis 1: H0: There is no relationship between knee hyperextension in the stance phase of gait and lower extremity muscle strength in stroke patients. H1: There is a relationship between knee hyperextension in the stance phase of gait and lower extremity muscle strength in stroke patients. Hypothesis 2; H0: There is no relationship between knee hyperextension in the stance phase of gait and lower extremity spasticity in stroke patients. H1: There is a relationship between knee hyperextension in the stance phase of gait and lower extremity spasticity in stroke patients. Hypothesis 3; H0: There is no relationship between knee hyperextension and electromyographic muscle activations in chronic stroke patients. H1: There is a relationship between knee hyperextension and electromyographic muscle activations in chronic stroke patients.

Who can participate

Age range

40 Years – 65 Years

Sex

ALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Being between the ages of 40-65 * At least 6 months have passed since the stroke * Ambulation with or without a walking aid (walker, cane, or tripod) * Being between 0-3 points according to the Modified Rankin Score * Getting a score of 24 or higher on the Mini Mental Test * Presence of hyperextension in the stance phase of gait * Volunteering to participate in the study Exclusion Criteria: * Having a history of more than one stroke * Known presence of dementia * Having a known orthopedic, psychiatric or other neurological disease * Having a situation that prevents communication * Having a history of surgery involving lower extremities and gait

Questions worth asking your doctor

Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.

1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?

Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.

Questions for the trial coordinator

The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.

1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?

A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.

What they're measuring

Movement Analysis

Timeframe: Baseline

Electromyographic Measurements

Timeframe: Baseline

Trial details

NCT IDNCT05513781

SponsorHacettepe University

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2023-10-11

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