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Eyes on the ground: why Real-World walking challenges people with amputations

NCT ID NCT07831707

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
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 Results may not be published yet.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)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
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
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Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 21, 2026 · Last updated Sep 21, 2026

Summary

People with lower limb amputation often struggle to walk in everyday settings despite improvements in rehabilitation. Researchers at Virginia Commonwealth University are studying how visual attention and environmental complexity affect real-world mobility. Thirty adults with unilateral transtibial amputation will complete walking tests, eye-tracking during walking, and questionnaires about mobility and balance confidence. The study aims to understand the gap between clinical walking ability and actual community walking.

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 the study identifies which visual and cognitive demands limit walking, clinicians could design rehabilitation that better prepares people with lower limb amputation for real-world environments.
What could go wrong
This is a small observational study of 30 people, so its findings may not apply broadly. It measures walking patterns and eye movements but does not test a treatment, so it cannot directly improve mobility.

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 30 people

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

Started

Oct 2025

Expected to finish

May 2027

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

We will compare gait speed (Aim1) and gaze behavior with eye-tracking glasses (Aim 2) during vision-based (visual puzzles) and non-vision-based (serial subtraction) cognitive-motor dual-tasking while walking on low and high complexity terrain in people with LLA (n=20) and matched controls (n=10).

Ages

18 years and older

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: * unilateral transtibial LLA of either dysvascular (diabetes, peripheral vascular disease, and/or infection) or traumatic etiology * 18 years old minimum * able to ambulate 2 minutes without rest * 9 months since LLA * fitted with terminal prosthesis * 20/60 vision or better (with or without glasses/contacts) Exclusion Criteria: * congenital or cancer-related LLA * ankle-level or above LLA on the contralateral limb * residual limb wound or contralateral foot ulcer * unstable heart condition (including unstable angina, uncontrolled cardiac dysrhythmia, acute myocarditis, hypertension, and acute pericarditis) * acute systemic infection * prisoner * inability to follow a 3-step command * concussion/brain injury in the past 12 months * active cancer treatment * preexisting neurological condition (i.e., multiple sclerosis, Parkinson's disease) * participating in prosthetic rehabilitation * color-blindness * history of seizure(s) * inability to read and communicate in English. Participants in the control group must meet the non-amputation-related criteria noted above, be within ±2 years and the same biological sex as their paired participants with LLA.

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As listed by the trial registrant

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How to take part

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  1. The places running it

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  2. The official record

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Contacts and locations

Locations

  • Virginia Commonwealth University

    RECRUITING

    Richmond, Virginia, 23239, United States

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