Ethics
EMERGENCY
The study was a quality improvement study, and the Research Ethics Committee in the Capital Region of Denmark deemed approval was not indicated (Journal number H-19037554), and participant consent was hence not needed. All participating parents were however informed about the study and gave verbal consent. The managements of the hospitals in the Capital Region with pediatric departments or pediatric urgent care clinics approved access to the patient records, as well as the management of Copenhagen Emergency Medical Services.