Ergonomic Assessment of the Risk of Musculoskeletal Disorders in the Cleaners

Musculoskeletal disorders are the most common occupational health problem that led to rising costs and declining efficiency of the labor force. The aim of this study was to assess the prevalence of musculoskeletal disorders and assess the risk of these disorders among cleaners.
In this analytic cross-sectional study, among the colleges and dormitories cleaners of Shahid Sadoughi University of Medical Sciences, 76 people were selected by census method. Data were collected by the Nordic questionnaire and REBA method. We used mean, sd, and frequency table for describing data. To compare the averages, we used independent sample t test. The Chi-square test was used for comparing the prevalence of musculoskeletal disorders.
The mean age and experience of the participants were 37.28 9.69 and 11.94 7.17, respectively. The most prevalent disorders were related to Lumbar (51.3 %), ankle (48.7 %) and knee (47.4 %), respectively. There was no significant difference between mean of age and experience of people with musculoskeletal disorder compared with those without musculoskeletal disorder.
The results showed a high prevalence of musculoskeletal disorders and recalls the need for corrective actions to improve the people working conditions.