Incidence densities (pathogens per 1000 ventilator days) and proportion of the most frequently isolated pathogens in ventilator associated pneumonia, 586 german Icus, 2005-2009. Crude ICU-mortality in patients with MRSA associated VAP was 24.6%, 26.9%, 24.9%, 32.1% and 26.3% for the years 2005 to 2009. MISSA methicillin susceptible S. aureus, VAP ventilator-associated pneumonia