CompletedNot Applicable

Postural Stability Deficiencies in Asymptomatic Individuals With HIV

20 participantsStarted 2014-07-22

Plain-language summary

Persons with HIV can present vestibular system impairments, affecting postural stability. There is scarce literature related to the contribution of the visual and somatosensory systems in maintaining postural stability in persons with HIV. The purpose of this study is to describe the sensory systems used to maintain postural stability and how the sources of sensory information contributes to postural stability in asymptomatic persons with HIV. Postural stability was measured in 20 asymptomatic persons with HIV (11 male, 9 female, aged 43 ± 8 years). Static postural stability was evaluated during eight conditions that perturbed the visual, somatosensory and vestibular inputs. A paired-samples t-test was conducted to compare center of pressure (COP), antero-posterior displacement (APD) and right-left displacement (RLD) on stable and unstable surface and to characterize each balance sensory system. There was a significant difference in the COP and APD of eyes open condition compared to the remaining conditions on stable surface. Furthermore, there was a significant difference in the COP, APD and RLD for the eyes open on a foam surface compared to the remaining conditions on an unstable surface. Postural instability can be detected in asymptomatic persons with HIV under challenging conditions, previous to the evident appearance of balance impairments.

Who can participate

Age range

25 Years – 57 Years

Sex

ALL

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Inclusion criteria

. CD4 levels above 300,
. age within the range of 25-57 years
. walks without assistive device
. tolerates standing position for at least 30 minutes
. stable cardiorespiratory system.

Exclusion criteria

. diagnosis of AIDS (CD4 levels less than 200)
. diagnosis of Diabetes, Dementia or Arthritis

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?

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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

Postural Stability

Timeframe: Baseline

Trial details

NCT IDNCT03446677

SponsorTexas Woman's University

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2015-05-22

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