Relationship between age, water consumption and working posture with complaints of musculoskeletal disorders in concrete production workers in PT Wijaya Karya Beton Tbk Pasuruan

The human body has been designed to be able to carry out daily activities and has a large muscle mass in weight exceeding half the body weight that makes humans able to move their bodies. Data from the Statistical Office of the European Communities (Eurostat) report shows that MSDs cases are the most common cases of PAK found in workers in various fields of work, where MSDs cases account for 45% of the total PAK cases. This study included quantitative research with an analytical observational type of research. The research design used was cross sectional. The population of this study was all workers of line I production and repetition unit at PT Wijaya Karya Beton Tbk. Pasuruan with a total sample of 35 people. Respondents who had complaints of Musculoskeletal Disorders (MSDs) at a mild level of 40% were as many as 14 workers. Then respondents who had complaints of Musculoskeletal Disorders (MSDs) at a moderate level of 37.1%, namely as many as 13 workers. While respondents who had complaints of Musculoskeletal Disorders (MSDs) at a high level of 22.9%, namely as many as 8 workers. There is a significant relationship between age and complaints of Musculoskeletal Disorders (MSDs) with p-value of 0.000 with a value of r = 0.23 which shows a weak correlation. In addition, there is also a significant relationship between water consumption and complaints of Musculoskeletal Disorders (MSDs) with a p-value of 0.000 with a value of r = -0.705 which shows a strong correlation. There is a relationship between the variables of age and water consumption with complaints of Musculoskeletal Disorders (MSDs). While there was no relationship between work posture and complaints of Musculoskeletal Disorders (MSDs).