Seen most frequently in ICUs. In a study published in American Journal of Respiratory Critical Care Medicine in April 2002, 13% of patients with acute lung injury and/or acute respiratory distress syndrome developed early barotrauma within four days and was noted to be directly related to increased levels of PEEP.
http://www.emedicine.com . Barotrauma, July 10, 2006. Guy W Soo Hoo, MD, Director, MICU, Associate Clinical Professor of Medicine, Pulmonary and Critical Care Section, West Los Angeles VA Healthcare Center
Airway Pressures and Early Barotrauma in Patients with Acute Lung Injury and Adult Respiratory Distress Syndrome, Mark D. Eisner. American Journal of Respiratory Critical Care Medicine, Vol 165, No 7, April 2002, 978-982.