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Chronic Low-back PainNCT05337995

Locomotion Strategies of Low Back Pain Patients

An observational study of Chronic Low-back Pain and Walking, run by University of Rennes 2 at 1 site in France.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The biomechanical parameters studied in non-specific chronic low back pain patients in a locomotion task have so far focused on straight line walking. Although locomotion is primarily an automated action composed of repetitive patterns allowing movement from one place to another, walkers must respond to the… Read more about this study

Who is it for?
Ages 18 to 65 yearsHealthy volunteers can take part
Conditions the study is for
Chronic Low-back Pain, Walking
What is being tested?
Quantified analysis of walking during a task of passage through a horizontal opening
How many people
30 participants
Where
1 siteFrance
Study dates
1 Mar 2022to 15 Aug 2022
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Study population: NSCLBP patients who do their medical follow-up in medical center in France

Who may be able to join

  • Participants must have pain located between the thoracolumbar hinge and the lower gluteal fold, with or without pain in either leg.
  • This pain must have been present for more than 12 weeks, on a daily or almost daily basis (at least 4 days out of 7)
  • Participants must not be on any treatment or have been on stable analgesic treatment for at least 2 weeks prior to inclusion
  • Participants must speak, read and understand French
  • Participants must be between 18 and 65 years of age
  • Participants must be able to understand simple commands and experimental instructions
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  • Participants must have normal or corrected vision
  • Participants must have given informed consent to participate in the study
  • Participants must be enrolled in or receiving social security benefits
  • Participants strictly meet the same inclusion and non-inclusion criteria as NSCLBP patients, but must not have ongoing chronic pain or a history of significant chronic pain (≥ 4/10 for at least 6 months). They are matched for age and gender. They must not have any pathologies that affect walking or posture. These individuals must be able to perform the studied movements without the appearance of discomfort or exaggerated fatigue.

Who cannot join

  • Participants must not be pregnant or nursing mothers.
  • Participants must not have cognitive or psychological impairments that are incompatible with compliance and/or understanding of the protocol (MMSE > 28)
  • Participants must not be unable to understand informed consent, or be under guardianship or conservatorship
  • Subjects must not already be participating in another research protocol involving the human subject or in parallel
  • Participants must not be persons deprived of liberty by judicial or administrative decision
  • Participants must not be under psychiatric care
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  • The participants must not present neurological signs evoking a neurodegenerative disease responsible for walking disorders (parkinsonian syndrome, ...)
  • The participants must not present warning signs (red flags) pointing to an underlying pathology requiring specific and/or urgent care such as
  • Ongoing litigation following a work-related accident
  • Pain related to a cancer diagnosis
  • Associated spinal cord symptoms (pyramidal signs, coordination disorders, motor or sensory deficits, sphincter disorders, etc.)
  • Pain following an infection (night sweats, fever, chills, intravenous drug abuse, immunodeficiency, recent surgery, urinary or skin infection, etc.)
  • Recent or pathological fractures (traffic accidents, history of osteoporosis, chronic use of corticosteroids, advanced age, unexplained weight loss, fatigue, history of cancer, etc. )
  • Vascular problems (cold feet, decreased peripheral arterial pulse, etc.)

Trial locations and contacts

1 site in 1 country.

France1 site
  • University of Rennes 2

    Rennes, 35000

Other trials in France

About this study

Official title: Locomotion Strategies of Patients With Chronic Non-Specific Low Back Pain During Aperture Crossing

The biomechanical parameters studied in non-specific chronic low back pain patients in a locomotion task have so far focused on straight line walking. Although locomotion is primarily an automated action composed of repetitive patterns allowing movement from one place to another, walkers must respond to the environmental demands.These modifications show a flexible and adaptive approach to the constraints of the environment. In this study, we are particularly interested in a task of passage through a horizontal opening, similar to a doorway, which is a standardized task that has shown its interest in the study of perceptual-motor co-ordinations. In particular, it allows to consider anthropometric and functional abilities of individuals, reflecting their action capacities.

Being tested
Quantified analysis of walking during a task of passage through a horizontal opening
Keywords
Low Back Pain, Psychomotor Performance / physiology, Walking / physiology*, Adult, Humans, Motion Perception / physiology*
Medical subject headings
Low Back Pain

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Quantified analysis of walking during a task of passage through a horizontal openingOther

    Functional test that reproduce a task of daily living, similar to a doorway

Study groups in NCT05337995
Study groupRoleWhat they receive
Non-Specific Low Back Pain patientsParticipants must have pain located between the thoracolumbar hinge and the lower gluteal fold, with or without pain in either leg, present for more than 12 weeks, on a daily or almost daily basis (at least 4 days out of 7).
Receives: Other: Quantified analysis of walking during a task of passage through a horizontal opening
Control groupParticipant with no current or past chronic pain
Receives: Other: Quantified analysis of walking during a task of passage through a horizontal opening

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Critical threshold

    Defined as the width of opening making the transition between openings that it is possible or not to cross while walking without modification of the movement. We will then identify the trials, i.e. the door widths, where the participants have turned their shoulders. To do this, we will compare the shoulder angle observed during the doorway crossing with the average angle observed in the control conditions, corresponding to a straight line walk without any opening to cross.

    Measured: Clinical assessment at base line

Secondary outcomes (4)
  1. Phase shift between shoulder and pelvic angles in the transverse plane

    Analysis of the difference between the scapular and pelvic angles in the transverse plane during aperture crossing

    Measured: Clinical assessment at base line

  2. Stability of the trunk

    Analysis of the amplitude of the medio-lateral oscillation movements in the frontal plane during the task

    Measured: Clinical assessment at base line

  3. Step length

    Analysis of the step length before the obstacle compared to the step length in the nominal walking condition (with no obstacle in the path)

    Measured: Clinical assessment at base line

  4. Walking speed

    Analysis of the walking speed before the obstacle compared to the walking speed in the nominal walking condition (without obstacle on the path)

    Measured: Clinical assessment at base line

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Apr 2022
  2. Study start1 Mar 2022
  3. Primary completion15 Aug 2022
  4. Study completion15 Aug 2022

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Case-control
Time perspective
Prospective
Enrolment
30 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05337995
Sponsor's protocol ID
PERL
Status last verified
Apr 2023
First submitted
30 Mar 2022
Last updated
1 May 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Bilhaut A, Menard M, Roze O, Cretual A, Olivier AH. Locomotion behavior of chronic Non-Specific Low Back Pain (cNSLBP) participants while walking through apertures. Gait Posture. 2023 Jul;104:140-146. doi: 10.1016/j.gaitpost.2023.06.015. Epub 2023 Jun 22.

    PubMed 37419055

Questions about this trial

What is this clinical trial studying?

An observational study of Chronic Low-back Pain and Walking, run by University of Rennes 2 at 1 site in France.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 14 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 1 May 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in France. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Critical threshold (time frame: Clinical assessment at base line). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05337995, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 May 2023.

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