Figure 1. Distribution of indicators of EVD-related infections and the interventions carried out at the Neurological ICU of the Hospital das Clínicas – University of São Paulo School of Medicine during the period from April 2007 to July 2010.

1: Preparation of the routine of EVD care; 2,3 and 5: Expository classes; 4: Reduction in permanence of the EVD catheter; *: Time series (12 months without infection).