Title: A study of the relationship between managers\' decision making styles and organizational health in Isfahan University of Medical Sciences

Background and Aims: Managers decision making style can function effectively correct departments in universities and its positive impact on organizational health group will increase efficiency. The present study aims to examine the relationship between the decision-making styles and organizational health departments in Isfahan University of Medical Sciences. Methods: A descriptive and survey research method was utilized. The statistical population included all 594 members of Isfahan Medical Science University Colleges from which a sample of 201 was selected though a classified random sampling The data gathering instruments included, a researcher – made decision making questionnaire and the Ho & Feldmn (1990), organizational health questionnaire. The reliability of the instruments was estimated 0.86 and 0.92 respectively, though Cronbach Alpha coefficient. Utilizing SPSS (15) statistical software, both descriptive and inferential statistics were applied to analyze the data. Results: Consultative decision making scored the highest average among the chairpersons, while the authoritative style scored the lowest average. The departments' organizational health was more than mean level in all dimensions except chairperson's influence. Moreover, a significant relationship was observed between decision making style and organizational health indices. Also a direct relationship was not observed between authoritarian decision makings and institutional integration, chairperson influence, consideration, initiating structure, and academic emphasis. A direct relationship was observed between Consultative decision making and chairperson influence, consideration, initiating structure, resource support, morale, and academic emphasis. A direct relationship was observed between Participative decision making and chairperson Influence, consideration, initiating structure. Conclusion: Consultative and participative decision making can lead to enhancement and maintenance of organizational health. High morale and institutional integration are among important organizational health dimensions and they enhance teaching and research processes in departments.