Participants
polytrauma, stroke, apnoea
HYPERTENSIVE EMERGENCY, CIRCULATORY ARREST, STROKE, RESPIRATORY INSUFFICIENCY, ACUTE CORONARY SYNDROME
We included all routine patients aged ≥ 18 years with severe (such as acute coronary syndrome, stroke or hypertensive emergency) emergencies. Acute life-threatening emergencies (such as polytrauma, respiratory insufficiency, apnoea or cardio circulatory arrest) [