Speaking up about safety concerns in high-risk industries: Correlates of safety voice in the offshore oil rig sector

•A study on the associations between psychosocial factors and safety voice, applying the job demand-resources theoretical model.•The study also investigates the associations between safety voice and the outcome variables safety risk and personal injuries.•The sample included 7505 employees from the Norwegian offshore oil rig sector.•Results showed a negative association between job demands and safety voice and positive associations between safety voice and job control. Moreover, leadership support moderated the relationship between safety voice and job demands as well as job control.