Alarm data flow diagram. The analysis examined response time to the 3280 “out-of-room” alarms that (a) occurred while no clinicians were in the patient’s room or were viewing the central monitoring station, and (b) sent automatic text messages to the bedside nurse (alarms for asystole, ventricular tachycardia, ventricular fibrillation, apnea, HR, RR, SpO2, probe off, and leads fail).