Figure 2From: Emergency department use by oldest-old patients from 2005 to 2010 in a Swiss university hospital Evolution from 2005 to 2010 of the incidence rate a of Emergency Department visits by the permanent resident population of Lausanne b by age groups. Legend: a And its upper and lower 95% confidence intervals. b Includes districts of Lausanne and West Lausanne, Statistique Vaud 2012.Back to article page