The nosocomial pneumonia, although they involve patients in various hospital areas occur more frequently in intensive care units in patients intubated and mechanically ventilated, and represent the leading cause of nosocomial infection in these centers. The aim of this study was to evaluate the prevalence and risk factors associated with pneumonia caused by intubation in an adult UTI orotraquial in the municipality of Imperatriz - MA. The study, patients admitted to the intensive care unit at the Hospital Municipal Imperatriz-MA, who underwent mechanical ventilation in the period from 2008 to 2010. Among the 1618 patients assigned per year, the prevalence of UTI-acquired pneumonia was 12.9% in 2008, 18.97% in 2009 and 14.7% in 2010. Considering the gender, the prevalence was higher in males and most affected age group was 61-80 years with 54.55% of cases in 2008. Antibiotic therapy before PAVM, immunosuppression of the patient and the time of onset of PAVM were factors associated with the risk of developing pneumonia in the UTI. Nosocomial pneumonia is a serious problem in the city of Imperatriz and new studies to assess prevalence and risk factors will be useful to guide the deploytion of preventive measures aimed at reducing this prevalence.
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