Introduction: Good sleep quality has positive effects on happiness, and being unhappy is significantly affect adverse cardiac outcomes. This study aimed to study the relationships between sleep quality and satisfaction in male coronary patients. Methods: One hundred male coronary patients that having been referred to Madani Heart Hospital, Tabriz, Iran, completed the Pittsburgh Sleep Quality Index (PSQI) and Oxford Happiness Questionnaire (OHQ). All participants were selected by purposive sampling (aged 37 to 67 years). Results: There was a significant negative association between happiness with sleep disturbances and the use of sleeping medication in coronary patients.
Conclusion:This study showed that sleep quality in coronary patients has an association with their happiness. Therefore, the quality of sleep in these patients can be given more consideration by community health care providers.