The Use of Seated Grinder Reduces Complaints of Musculoskeletal Disorders, Workload, and Increases Work Productivity of Pandai Besi in Gubug Village, Tabanan-Bali
Ida Ayu Made Sri Arjani, Cok Dewi Widhya Hana Sundari, IGA Dhyana Putri, Ni Nengah Ariati

Polytechnic of Health Denpasar

Abstract

Background: Pandai Besi is one of the small industries that is developing in Gubug Village, Tabanan Regency. One of the processes is making household tools, the workers will be faced with tools in the form of grinders. In this process, the worker holds a vibrating grinder weighing more than 1.5 kg, and sits on the floor. Working with an unergonomic attitude, being exposed to vibration for a long time is an additional burden that will cause musculoskeletal complaints, Raynauds Syndrome, Tenosynovitis, and Carpal Tunnel Syndrome in workers. The purpose of this study was to determine The Use Seated Grinder to Reduce Complaints of Musculoskeletal disorders, Workload, and Increase Work Productivity of Pandai Besi in Gubug Village, Tabanan.
Methods: This research is an experimental study with treatment by subject design. The selection of simple random sampling with a table of random numbers, with sample size is 16 people. Descriptive data includes age, weight, height, and body mass index. Normality test was carried out on musculoskeletal complaints data, workload data, and work productivity data. If normally distributed parametric statistical tests paired samples t-test difference test at significance level is 0.05, and if not, non-parametric statistical tests were performed, Wilcoxon^s difference test at significance level is 0.05.
Results: The mean age of the subjects was 49.112 years, body weight was 66.68, height was 162.31 cm and the subject body mass index was 25.29 kgm2. There was a decrease in musculoskeletal complaints by 13.2 percent, a decrease in workload by 12.7 percent, an increase in productivity by 50.14 percent.
Conclusion: There was a significant decrease between musculoskeletal complaints, workload, before and after the use of a seated grinder p<0.05, there was a significant increase between work productivity before and after the use of a seated grinder.

Keywords: Seated Grinder, Musculoskeletal Complaints, Workload, Work Productivity

Topic: Environmental Health