[Temporal evolution of tobacco consumption among health care workers in a Catalonian hospital, Spain].

Background: In terms of tobacco consumption, health workers have been considered as reference group, however smoking prevalence in this group is higher than in general population. This study aimed to estimate the prevalence of tobacco consumption among workers of a health institution in Catalonia during a period of 10 years (2001-2011), and to describe their characteristics.

Methods: The questionnaire on tobacco consumption prevalence was validated, and was administered in 2001, 2004, 2008 and 2011.