Ventilator Associated Event Surveillance: Facilitator Guide Agency for Healthcare Research and Quality Use and Application of the Ventilator Associated Event (VAE) Protocol Ventilator Associated Pneumonia (VAP) and Ventilator Associated Events (VAE) represent major patient safety challenges in mechanically ventilated patients, particularly in critical care settings. Accuracy of ventilator associated events for the diagnosis of ventilator associated lower respiratory tract infections Annals of Intensive Care Springer Nature Link File:VAE, VAP and PNEU Definition Changes for 2015.webm Wikimedia Commons