The concept of leadership has been studied in various disciplines and from different theoretical approaches. 

In the primary health care (PHC) setting, managers´leadership style is defined as a set of acttitudes, behaviours, beliefs and values. The objetives of this study were to describe and learn about the self-perception of behaviours and leadership style among PHC managers; to determine the influence of the leadership style on job satisfaction, efficiency and willingness to work in a team; and to determine the relationship between transformational and transactional styles according age, gender, profession and the type of organization.