Development of Ergonomics Management System among Cleaning Workers in one Establishment, Ayutthaya Province

Abstract

Objectives: The objective of this study was to develop and evaluate an ergonomic operating system for cleaning staff in establishments to reduce the incidence, severity, and risk of work-related musculoskeletal disorders. Methods: The main activities include: 1) Appointment of an ergonomics committee, 2) Communication, 3) Training, 4) Risk assessment, 5) Job safety analysis, 6) Establish of safe operating procedures. and 7) Monitoring and observing work behavior. The tools used in this study include: 1) A questionnaire, 2) risk assessment form 3) job safety analysis form, and 4) work behavior evaluation form. The study was conducted for a period of 4 months. General data were analyzed using descriptive statistics. Comparative data before and after the development of the ergonomics operating system using Chi-Square statistics and Paired t-test statistics. Results: The results of the study found that most cleaning staff (96.3%) were female, with an average age of 51 years. Their work involves tasks at risk for musculoskeletal pain, including: bending, lifting the neck and reaching jobs, 98.1%, 96.2%, and 92.5%, respectively, mostly pain in the shoulder area lower back and lower legs respectively after developing the ergonomics operating system, it was found that the incidence and severity of musculoskeletal disorders were not significantly different average ergonomics knowledge work behavior increased significantly. and the mean risk scores for working decreased significantly. Conclusion: Development ergonomics management system among cleaning workers in establishment can reduce ergonomics risk, increase knowledge and correct work behavior according to ergonomics principles.