Background: Approximately 100 million people seek care in Emergency Departments yearly, which can be overwhelming for many Emergency Department (ED) nurses. Thus, caring for these patients and meeting their needs is challenging for ED nurses. It is the patients’ perceptions of the first caring encounters in the ED that can have a significant impact on patient satisfaction. Objective: The purpose of the study was to examine the relationships between patients’ perceptions of nurse caring behaviors, nurses’ perceptions of nurse caring behaviors, and patient satisfaction in the ED. Methods: This was a descriptive cross-sectional study that examined the relationships between patients’ perceptions of nurse caring behaviors, nurses’ perceptions of...