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NCT Number: NCT07515833

Loss of Balance Experienced by Industrial Workers Due to Hearing Problems

This study will investigate the balance performance and balance-related activities of daily living in 35 industrial workers with hearing problems exposed to occupational noise, using the Berg Balance Scale and the Vestibular Disorders Activities of Daily Living Scale. The research aims to determine whether there is a statistically significant association between hearing problems, balance performance, and daily noise exposure duration. It is hypothesized that while hearing problems related to occupational noise exposure may exist, they may not be directly associated with clinically significant balance impairment, potentially remaining at a tolerable level in daily life. Furthermore, the correlation between Berg Balance Scale and daily living activity scores will be evaluated to understand the functional impact of balance on these workers.

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Key information

About this study

Background:

Industrial workers are frequently exposed to high levels of occupational noise, which constitutes one of the most common causes of hearing problems and noise-induced hearing loss. In addition to auditory impairment, prolonged noise exposure may affect balance functions due to the close anatomical relationship between the auditory and vestibular systems.

Objective:

The aim of this study is to investigate balance performance and balance-related activities of daily living in industrial workers with hearing problems who are exposed to occupational noise.

Methods:

This cross-sectional study will include 35 industrial workers with hearing problems who are exposed to occupational noise. Balance performance will be assessed using the Berg Balance Scale, and balance-related activities of daily living will be evaluated using the Vestibular Disorders Activities of Daily Living Scale. Sociodemographic characteristics and duration of daily noise exposure will be recorded. Statistical analyses will be performed using non-parametric tests and correlation analysis to identify potential relationships between variables.

Expected Outcome / Conclusion:

The study intends to determine whether balance problems experienced by industrial workers with hearing problems remain at a tolerable level in daily life. It is hypothesized that hearing problems related to occupational noise exposure may not be directly associated with clinically significant balance impairment in this population.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Employment in industrial or heavy industrial settings
  • Age between 18 and 60 years
  • Presence of hearing problems diagnosed prior to or after starting industrial work

Exclusion criteria

  • Employment in office-based industrial positions
  • Working duration of less than one year

Treatment and study plan

Primary outcomes

  1. Berg Balance Scale

    Time frame: Day 1

    The Berg Balance Scale was used to assess static and dynamic balance performance. The scale consists of 14 items and scores range from 0 to 56, with higher scores indicating better balance performance.

  2. Vestibular Disorders Activities of Daily Living Scale

    Time frame: Day 1

    The Vestibular Disorders Activities of Daily Living Scale (VADL) was used to evaluate balance-related difficulties in daily life. he scale assesses functional, ambulation, and instrumental activities of daily living across 28 items. Scores range from 1 to 10, where higher scores indicate a worse outcome (greater self-perceived disability).

Study contacts

Contact information is provided by the study sponsor or research team.

Şevval Ön, Physiotherapist

CONTACT

[email protected]

+905359289216

Sponsors and collaborators

Lead sponsor

Yeditepe University

Other

Registry information

Important dates

Study start
2026
Primary completion
2026
Study completion
2027
First posted
Apr 7, 2026
Registry last updated
Apr 13, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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