Introduction: One of the most important issues that has involved most hospitals is raising the level of social services and ensuring the safety of patients. The present study was conducted with the aim of investigating the relationship between the dominant internalized values ​​of nurses on the culture of patient safety and social services with the mediating role of organizational silence and horizontal violence among the nurses of Shahid Ayatollah Khoei Hospital in Khoi city.
Materials and Methods: This research was descriptive-correlational based on structural equations. The statistical population of the research included all nurses working in Ayatollah Khoei Hospital in Khoi city (1402) in the number of 276 people. All 276 people were included in the study by census.
The data were collected using the questionnaires of internalized dominant values ​​of Demarco, organizational silence of religion, Inarsen's horizontal violence, Bethkurt social services and patient safety culture of al-Salam. Data analysis was done in spss, pls software.
Results: The results of the research showed that based on the correlation coefficients, the relationship between all research variables were significant; Also, based on the calculated t value, the standard coefficients of internalized dominant values ​​with patient safety culture (0.58 and 0.05), internalized dominant values ​​and social services (0.83 and -0.07), and including between internalized dominant values ​​with the mediation of organizational silence on patient safety culture (0.07 and 0.06), because the value of t was less than 1.96, no significant relationship was established;
Conclusion: Considering the relationship between internalized dominant values ​​and mediating organizational silence on patient safety culture and social services to increase patient safety and increase the quality of social services, more attention should be paid to internalized dominant values ​​in hospital environments.