Prevalencia de trastornos musculoesqueléticos y riesgo ergonómico por posturas forzadas en despachadores de gasolina de una Empresa Comercializadora de Combustibles derivados del petróleo

Abstract

Objectives: The objective of this study is to establish the prevalence of musculoskeletal disorders in gasoline dispatchers of a company selling petroleum-derived fuels; In addition to assessing ergonomic risk due to forced postures of the activities carried out by these workers, through the application of the REBA method. Methods: The descriptive scientific method of cross-section was used, for which 135 workers were included, 60% of the population corresponded to the male sex, they were between 19-38 years of age, to whom the Nordic questionnaire was applied by means of which Sociodemographic characteristics and musculoskeletal symptoms were analyzed. Results: 40% of the interviewed population reported pain in some part of the body when applying the Nordic questionnaire. The most affected body segments according to sex were: in men, the dorsal lumbar region with 35% and neck with 22%. In women they were: the dorso-lumbar region with 29% and neck with 12.9%. Ergonomic evaluation through the REBA method showed that 20% of the activities present a high level of risk and 60% of the activities have a medium risk. Conclusions: The results obtained show the need for immediate action to incorporate technical facilities that reduce the damage detected by maintaining forced postures at work.