Relationships of Work-Related Upper Limb Musculoskeletal Disorders in Dental Jobs


  • Freshteh Osmani Infectious Disease Research Center, Birjand University of Medical Sciences, Birjand, Iran
  • Roghaye Farhadi Hassankiadeh Department of Biostatistics and Epidemiology, School of Public Health, Kermanshah University of Medical Sciences, Kermanshah, Iran



Limb Musculoskeletal Disorders, Dental Jobs.


Background: Upper limb musculoskeletal disorders are a health problem among in dental jobs. The aim of the study was to investigate of upper limb musculoskeletal disorders among dental jobs. Methods: A cross-sectional study was carried out among 190 in dental jobs of in Tehran cities of Iran in 2016. A modified Nordic questionnaire with interview was used to collect data on individual characteristics and musculoskeletal disorders, Univariate analyses and multiple logistic regression analysis were then performed. Results: In this study dental jobs were participated with age (mean±SD) 33.56±9.33 yrs., duration of employment 10.19±8.85. Prevalence rate of reported upper limb musculoskeletal disorders in each body site was 72.4% in previous 12-month. The most prevalent musculoskeletal complaints was neck pain (33.3%). Significant relations were found between occurrence of upper limb musculoskeletal disorders and age, gender, heavy work (P-value<0.05). Conclusion: For important action in reduce Upper limb musculoskeletal disorders, design station works by ergonomics of standards and exercise often work are suggested.


Alipour A, G. M., Jensen I,. "Reliability and validity study of Persian modified version of MUSIC (musculoskeletal intervention centre)- Norrtalje questionnaire." BMC Upper limb musculoskeletal disorders 2007, 8: 88.

Bjorksten M, A. B., Jansson E,. "Hand and shoulder ailments among laboratorytechnicians using modern plunger-operated pipettes." Applied Ergonomics 1994, 25: 88-94.

Bongers PM, d. W. C., Kompier MA, Hildebrandt VH,. "Psychosocial factors at work and musculoskeletal disease." Scand J Work Environ Health 2006 , 19(5): 297-312.

Lee H, W. J., Kim MJ, Miller AM,. "Psychosocial risk factors for work-related upper limb musculoskeletal disorders of the lower-back among long-haul international female flight attendants." J Adv Nurs 2008, 61(5): 492-502.

Mehrdad R, D. J., Haghighat M, Aminian O,. "Association between psychosocial factors and musculoskeletal symptoms among Iranian nurses." Am J Ind Med 2010, 53(10): 1032-1039.

Tinubu BM, M. C., Oyeyem AL,Fabunmi AA,. "Work-Related Upper limb musculoskeletal disorders among Nurses in Ibadan,South-west Nigeria:a cross-sectional survey." BMC Musculoskelet Disord 2010, 11: 12.

Catarina Nordander, , Gert-Åke Hansson, Kerstina Ohlsson, Inger Arvidsson, Istvan Balogh, Ulf Strömberg, Ralf Rittner, Staffan Skerfving, Exposure–response relationships for work-related neck and shoulder musculoskeletal disorders – Analyses of pooled uniform data sets, Applied Ergonomics: 2016, 55, 70–84.

Forouzan Rafie, Azadeh Zamani Jam, Arash Shahravan,1 Maryam Raoof, and Ali Eskandarizadeh, Prevalence of Upper Extremity Musculoskeletal Disorders in Dentists: Symptoms and Risk Factors, Journal of Environmental and Public Health: 2015, Article ID 517346, 6.

Beibei Feng, Qi Liang, Yuling Wang, Lars L Andersen, Grace Szeto, Prevalence of workrelated musculoskeletal symptoms of the neck and upper extremity among dentists in China: 2014, 4 – 12.

Javad Vatani, GebraeilNasl saraji, Abolghasem Pourreza, Mahmood Salesi, Iraj MohammadFam ., A Framework for the Calculation of Direct and Indirect Costs of Accidents and Its Application in the Accidents of Construction Industry at Iran in 2013., Trauma Monthly Journal. 2016: 22(1): e26117.

Javad Vatani, GebraeilNasl saraji, Abolghasem Pourreza, Mahmood Salesi, Iraj MohammadFam ., The Relation of Costs Accidents by Establishment of Health, safety and Environment Management System (HSE-MS) of Construction Industry in Tehran city., Iranian Red Crescent Medical Journal. 2017: 18(12): e27140.

Sadeghian F, Noroozi P, Vatani J, Taiebi SH. Psychosocial and individual characteristics and musculoskeletal complaints among clinical laboratory workers. International Journal of Occupational Safety and Ergonomics. 2014; 20(2):355-361.

Chaman R, Sadeghian F, Vatani Shoaa J, Masoudi M. Psychosocial Factors and Musculoskeletal Pain Among Rural Hand-woven Carpet Weavers in Iran. Safety and Health at Work. 2015; 6:120-127.