Background: Open heart surgery patients experience too much mental pressure, so this study has been made to investigate the relation between the anxiety and hope to life in open heart surgery patients. Methods: This study is a cross sectional study. Eighty patients, who have been the candidates for open-heart surgery in Fatemeh Zahra hospital in Sari-Iran, were selected through convenience sampling method. The data collection instruments included standard questionnaires to measure life hope, anxiety and life expectancy. The data were analyzed MANCOVA and Pierson. Results: Theresults showed that there was no significant statistical difference between anxiety scores and hope to life before open-heart surgery and a month after that (P>0.005). In addition, the correlation intensity between anxiety and hope to life was reversed, defective and significant (P=0.000 and r=-0.930). Conclusion: The finding of present study indicated that open-heart surgery patients have tolerated and experienced too much anxiety and also have low hope to life, therefore, they need more training and social and family support.
Key words: Anxiety, Hope, Open heart surgery, Life expectancy, Stress.