Background: World health Organization (WHO) has published in 2009, the first edition of the surgery safety checklist (A 20-items tool) that focus on teamwork, communication, adherence to good practice, and anticipation of adverse events. The checklist aims to ensure that teams consistently follow a few critical safety steps and thereby minimize the most common and avoidable risks endangering the lives and well-being of surgical patients worldwide (WHO, 2015)
