Epidemiology of COPD exacerbations

Symposium
Chairs: B. Lundback (Gothenburg, Sweden), R. Rodríguez-Roisin (Barcelona, Spain)
Aims: This session will provide an update on the knowledge of various aspects of the epidemiology of COPD exacerbations, such as prevalence, incidence, risk factors and health economy.

The prevalence, the incidence and the cost of COPD exacerbations C. Janson (Uppsala, Sweden)
The role of infections as a trigger of COPD exacerbations and decline of lung function J. Wedzicha (London, United Kingdom)