measuring psychosocial exposures: validation of the persian of the copenhagen psychosocial questionnaire (copsoq)

background: the effect of psychosocial work environment on personal and organizational aspects of employees is well-known and it is of fundamental importance to have valid tools to evaluate them. this study aims to evaluate the reliability and validity of the persian version of copenhagen psychosocial questionnaire (copsoq).   methods : the questionnaire was translated into persian and then back translated into english by two translators separately. the wording of the final persian version was established by comparing the translated versions with the original questionnaire. one hundred three health care workers completed the questionnaire. chronbach’s alpha was calculated, and factor analysis was performed.   results : factor analysis revealed acceptable validity for the five contexts of the questionnaire. cronbach’s alpha ranged from 0.73 to 0.82 in different contexts.   conclusion : this study revealed that the persian version of copsoq is a reliable and valid instrument for measuring psychosocial factors at work.