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Analytic and rule-based decision support tool for VDT workstation adjustment and computer accessories arrangement
Busagarin Rurkhamet1, Suebsak Nanthavanij
1Industrial Engineering Program, Sirindhorn International Institute of Technology, Thammasat University Pathum Thani 12121, Thailand.
Journal of Human Ergology
|April 4, 2007
Summary
Poor work posture among visual display terminal (VDT) users can cause musculoskeletal disorders (MSD). EQ-DeX, an expert system, offers ergonomic recommendations for VDT workstation adjustments and accessory arrangements to prevent cumulative trauma disorders (CTD).
Area of Science:
- Ergonomics and Human Factors
- Occupational Health and Safety
- Computer Science (Expert Systems)
Background:
- Work posture is a key factor in musculoskeletal disorders (MSD) and cumulative trauma disorders (CTD) for visual display terminal (VDT) users.
- VDT user posture is influenced by tasks, workstation setup, and accessory arrangement.
Purpose of the Study:
- To present EQ-DeX, an analytic and rule-based decision support tool for ergonomic VDT workstation adjustments.
- To provide practical recommendations for optimizing VDT workstation settings and accessory placement.
Main Methods:
- Development of EQ-DeX, an ergonomics and quantitative design expert system.
- Utilizes analytic and rule-based algorithms processing user data (gender, age, height, task).
- Estimates quantitative settings for furniture and accessory placement (monitor, keyboard, mouse).
Main Results:
- EQ-DeX provides valid and practical recommendations for VDT workstation adjustments.
- The system generates specific quantitative settings for tables, chairs, and accessory locations.
- Usability-focused input/output screens ensure convenient user interaction.
Conclusions:
- EQ-DeX effectively addresses ergonomic challenges faced by VDT users.
- The expert system offers a practical solution for preventing MSD and CTD through optimized workstation design.
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