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VDU workstations and vision in post office and bank operators
Cheikh El-Bachir Tebboune1, Bouhafs Mebarki
1Faculté de Médecine, Université d'Oran, Algeria. btebboune@yahoo.fr
Work (Reading, Mass.)
|February 10, 2012
Summary
Video display unit (VDU) operators experience significant visual defects and fatigue due to poor ergonomic and lighting conditions. These inadequate working environments contribute to frequent employee complaints and visual health issues.
Area of Science:
- Occupational Health
- Ergonomics
- Ophthalmology
Background:
- Video display unit (VDU) workstations are prevalent in modern workplaces.
- Assessing the impact of workplace conditions on operator health is crucial.
Purpose of the Study:
- To evaluate physical working conditions, focusing on lighting, for VDU operators.
- To document employee complaints and identify visual defects.
- To correlate working conditions with operator health outcomes.
Main Methods:
- A cross-sectional study involving 26 VDU operators from a post office and a bank.
- Assessment of workplace ergonomics, noise levels, and illumination parameters.
- Administration of visual tests and collection of employee health complaints.
Main Results:
- Identified ergonomic shortcomings in workplace and workstation design.
- Measured noise levels ranging from 60 to 78 dB.
- Found inadequate illumination causing ocular symptoms and visual fatigue.
- Detected vision defects in 84.6% of operators.
- Observed visual fatigue at the end of the workday.
Conclusions:
- Inadequate working conditions, including poor ergonomics and lighting, are associated with significant visual defects and fatigue in VDU operators.
- The high frequency of operator complaints is linked to the combination of visual impairments and suboptimal work environments.
- Recommendations for improving VDU workstation design and lighting are warranted to mitigate adverse health effects.
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