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Background and objective:  Patients with community‐acquired Acinetobacter baumannii (AB) pneumonia have been reported from subtropical countries. We investigated the epidemiology, clinical and microbiological characteristics of community‐acquired pneumonia (CAP) due to AB in Singapore.

Method:  A retrospective case series was performed over a 21‐month period at two institutions.

Results:  From 1 January 2007 to 30 September 2008, eight patients were diagnosed with CAP due to AB. Seven had bacteraemia and five were sputum culture‐positive. The median age at presentation was 58.5 years (range 45–76 years). Five patients (71.4%) acquired the pneumonia in the warmer months of June to September. Presentation was acute, with a median duration of 2.5 days (range 1–7 days). The median Acute Physiology and Chronic Health Evaluation II score was 28.5 (range 6–36). Six patients …