A good predictive tool for age-related short terms adverse ER events should be based on reliable (i.e., objective, standardized and communicable) and valid clinical information, which can easily be easily acquired in a busy ER setting and usable by all nurses. Such a tool can serve as a common mode of communication between professionals in order to provide timely and helpful information, allowing for an efficient continuum of care in the ER and timely appropriate discharges. ER² usability by ER nurses has never been examined in Quebec.

• To examine the usability of ER² by ER nurses when screening older ER users who are at risk of age-related short-term adverse ER events

ER² is usable by ER nurses.

Faculty of Medicine, McGill University

Emergency Department, Jewish General Hospital