Occupational cognitive failures and safety performance in the workplace

The majority of industrial accidents occur because of human errors. Human error has different
causes, however, in all cases cognitive abilities and limitations of human play an important role. Occupational
cognitive failures are cognitively-based human errors that occur at work. The aim of this study was to
examine the relationship between occupational cognitive failures and safety consequences. Method. Personnel
of a large industrial company in Iran filled out an occupational cognitive failure questionnaire (OCFQ)
and answered questions on accidents. Univariate and multiple logistic regression analysis were used to determine
the relationship between cognitive failures and safety consequences. Results. According to developed
regression models, personnel with a high rate of cognitive failure, in comparison to low rate, have a high risk
of minor injury involvement (OR 5.1, 95% CI [2.62, 10.3]); similar results were for major injury and near
miss. Discussion. The results of this study revealed usefulness of the OCFQ as a tool of predicting safetyrelated
consequences and planning preventive actions.