Background & objectives: The aim of this study was to investigate the role of positive and negative emotions and cognitive modes in anticipation of nurses was procrastination. Methods: The research was descriptive population of nurses city of Ardabil. To this end, 200 nurses working in hospitals in the city of Ardabil were selected by simple random sampling. For data collection questionnaire scale of procrastination behavior, positive and negative affect scale assessment and questionnaire was used MCT modes. Data obtained using Pearson's correlation and multivariate regression analysis was used.

Results: Finding indicated that procrastination behavior is negatively correlated with positive affect there is a significant variable (r₌-0.23) and the relationship between procrastination behavior with positive affect were significantly (r₌0.10) .The procrastination behavior and significant negative relationship with the metacognitive beliefs (r₌-0.22). Multiple regression analysis showed that positive affect significant predictors of procrastination behavior. Among the components of metacognitive beliefs except positive beliefs about worry other components of metacognition predictors of procrastination behaviors.

Conclusion: The results showed that positive and negative emotions and beliefs procrastination significant relationship with the nurses, so it is recommended that further research be conducted for intervention to reduce procrastination nurses training protocol increased cognitive skills and be used to manage feelings.